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Stillwell Avenue Station, Intersection of Stillwell & Surf Avenues, Brooklyn, Kings County, NY

Stillwell Avenue Station, Intersection of Stillwell & Surf Avenues, Br...

Significance: The Stillwell Avenue Station was built as part of a massive expansion and unification of New York City's subway system known as the Dual System of Rapid Transit, which was one of the largest civil... More

Stillwell Avenue Station, Intersection of Stillwell & Surf Avenues, Brooklyn, Kings County, NY

Stillwell Avenue Station, Intersection of Stillwell & Surf Avenues, Br...

Significance: The Stillwell Avenue Station was built as part of a massive expansion and unification of New York City's subway system known as the Dual System of Rapid Transit, which was one of the largest civil... More

Lake Whitney Water Filtration Plant, Lake Whitney Dam, East side of Whitney Avenue near intersection with Armory Street, Hamden, New Haven County, CT

Lake Whitney Water Filtration Plant, Lake Whitney Dam, East side of Wh...

Significance: The site offers an interesting view of water power history and development. A dam existed at a nearby site as early as 1798 and provided water to power a grist mill. The dam has undergone severa... More

Lake Whitney Water Filtration Plant, Lake Whitney Dam, East side of Whitney Avenue near intersection with Armory Street, Hamden, New Haven County, CT

Lake Whitney Water Filtration Plant, Lake Whitney Dam, East side of Wh...

Significance: The site offers an interesting view of water power history and development. A dam existed at a nearby site as early as 1798 and provided water to power a grist mill. The dam has undergone severa... More

Locust Summit Central Breaker, State Route 2033, 1500 feet north of intersection with State Route 0901, Mount Carmel, Northumberland County, PA

Locust Summit Central Breaker, State Route 2033, 1500 feet north of in...

Significance: The Locust Summit Central Breaker is an example of a highly intact breaker complex, significant for its history and technology. The Locust Summit Central Breaker is illustrative of attempts by co... More

Locust Summit Central Breaker, State Route 2033, 1500 feet north of intersection with State Route 0901, Mount Carmel, Northumberland County, PA

Locust Summit Central Breaker, State Route 2033, 1500 feet north of in...

Significance: The Locust Summit Central Breaker is an example of a highly intact breaker complex, significant for its history and technology. The Locust Summit Central Breaker is illustrative of attempts by co... More

Market Street Bridge, Spanning North Branch of Susquehanna River, Wilkes-Barre, Luzerne County, PA

Market Street Bridge, Spanning North Branch of Susquehanna River, Wilk...

Significance: The 1929 Market Street Bridge, the fourth and grandest structure to cross the Susquehanna River at this location, reflects the evolution of Wilkes-Barre from an 18th-century agricultural settlemen... More

Stillwell Avenue Station, Intersection of Stillwell & Surf Avenues, Brooklyn, Kings County, NY

Stillwell Avenue Station, Intersection of Stillwell & Surf Avenues, Br...

Significance: The Stillwell Avenue Station was built as part of a massive expansion and unification of New York City's subway system known as the Dual System of Rapid Transit, which was one of the largest civil... More

Stillwell Avenue Station, Intersection of Stillwell & Surf Avenues, Brooklyn, Kings County, NY

Stillwell Avenue Station, Intersection of Stillwell & Surf Avenues, Br...

Significance: The Stillwell Avenue Station was built as part of a massive expansion and unification of New York City's subway system known as the Dual System of Rapid Transit, which was one of the largest civil... More

Lake Whitney Water Filtration Plant, Lake Whitney Dam, East side of Whitney Avenue near intersection with Armory Street, Hamden, New Haven County, CT

Lake Whitney Water Filtration Plant, Lake Whitney Dam, East side of Wh...

Significance: The site offers an interesting view of water power history and development. A dam existed at a nearby site as early as 1798 and provided water to power a grist mill. The dam has undergone severa... More

Lake Whitney Water Filtration Plant, Armory Street Pumphouse, North side of Armory Street between Edgehill Road & Whitney Avenue, Hamden, New Haven County, CT

Lake Whitney Water Filtration Plant, Armory Street Pumphouse, North si...

Significance: This pump station represents a novel engineering solution to a problem. Reduced water supplies forced partial conversion to a more efficient pumping system. The station was originally built to s... More

Lake Whitney Water Filtration Plant, Armory Street Pumphouse, North side of Armory Street between Edgehill Road & Whitney Avenue, Hamden, New Haven County, CT

Lake Whitney Water Filtration Plant, Armory Street Pumphouse, North si...

Significance: This pump station represents a novel engineering solution to a problem. Reduced water supplies forced partial conversion to a more efficient pumping system. The station was originally built to s... More

Locust Summit Central Breaker, State Route 2033, 1500 feet north of intersection with State Route 0901, Mount Carmel, Northumberland County, PA

Locust Summit Central Breaker, State Route 2033, 1500 feet north of in...

Significance: The Locust Summit Central Breaker is an example of a highly intact breaker complex, significant for its history and technology. The Locust Summit Central Breaker is illustrative of attempts by co... More

Locust Summit Central Breaker, State Route 2033, 1500 feet north of intersection with State Route 0901, Mount Carmel, Northumberland County, PA

Locust Summit Central Breaker, State Route 2033, 1500 feet north of in...

Significance: The Locust Summit Central Breaker is an example of a highly intact breaker complex, significant for its history and technology. The Locust Summit Central Breaker is illustrative of attempts by co... More

Market Street Bridge, Spanning North Branch of Susquehanna River, Wilkes-Barre, Luzerne County, PA

Market Street Bridge, Spanning North Branch of Susquehanna River, Wilk...

Significance: The 1929 Market Street Bridge, the fourth and grandest structure to cross the Susquehanna River at this location, reflects the evolution of Wilkes-Barre from an 18th-century agricultural settlemen... More

Market Street Bridge, Spanning North Branch of Susquehanna River, Wilkes-Barre, Luzerne County, PA

Market Street Bridge, Spanning North Branch of Susquehanna River, Wilk...

Significance: The 1929 Market Street Bridge, the fourth and grandest structure to cross the Susquehanna River at this location, reflects the evolution of Wilkes-Barre from an 18th-century agricultural settlemen... More

Stillwell Avenue Station, Intersection of Stillwell & Surf Avenues, Brooklyn, Kings County, NY

Stillwell Avenue Station, Intersection of Stillwell & Surf Avenues, Br...

Significance: The Stillwell Avenue Station was built as part of a massive expansion and unification of New York City's subway system known as the Dual System of Rapid Transit, which was one of the largest civil... More

Stillwell Avenue Station, Intersection of Stillwell & Surf Avenues, Brooklyn, Kings County, NY

Stillwell Avenue Station, Intersection of Stillwell & Surf Avenues, Br...

Significance: The Stillwell Avenue Station was built as part of a massive expansion and unification of New York City's subway system known as the Dual System of Rapid Transit, which was one of the largest civil... More

Stillwell Avenue Station, Intersection of Stillwell & Surf Avenues, Brooklyn, Kings County, NY

Stillwell Avenue Station, Intersection of Stillwell & Surf Avenues, Br...

Significance: The Stillwell Avenue Station was built as part of a massive expansion and unification of New York City's subway system known as the Dual System of Rapid Transit, which was one of the largest civil... More

Stillwell Avenue Station, Intersection of Stillwell & Surf Avenues, Brooklyn, Kings County, NY

Stillwell Avenue Station, Intersection of Stillwell & Surf Avenues, Br...

Significance: The Stillwell Avenue Station was built as part of a massive expansion and unification of New York City's subway system known as the Dual System of Rapid Transit, which was one of the largest civil... More

Stillwell Avenue Station, Intersection of Stillwell & Surf Avenues, Brooklyn, Kings County, NY

Stillwell Avenue Station, Intersection of Stillwell & Surf Avenues, Br...

Significance: The Stillwell Avenue Station was built as part of a massive expansion and unification of New York City's subway system known as the Dual System of Rapid Transit, which was one of the largest civil... More

Lake Whitney Water Filtration Plant, Lake Whitney Dam, East side of Whitney Avenue near intersection with Armory Street, Hamden, New Haven County, CT

Lake Whitney Water Filtration Plant, Lake Whitney Dam, East side of Wh...

Significance: The site offers an interesting view of water power history and development. A dam existed at a nearby site as early as 1798 and provided water to power a grist mill. The dam has undergone severa... More

Locust Summit Central Breaker, State Route 2033, 1500 feet north of intersection with State Route 0901, Mount Carmel, Northumberland County, PA

Locust Summit Central Breaker, State Route 2033, 1500 feet north of in...

Significance: The Locust Summit Central Breaker is an example of a highly intact breaker complex, significant for its history and technology. The Locust Summit Central Breaker is illustrative of attempts by co... More

Market Street Bridge, Spanning North Branch of Susquehanna River, Wilkes-Barre, Luzerne County, PA

Market Street Bridge, Spanning North Branch of Susquehanna River, Wilk...

Significance: The 1929 Market Street Bridge, the fourth and grandest structure to cross the Susquehanna River at this location, reflects the evolution of Wilkes-Barre from an 18th-century agricultural settlemen... More

Market Street Bridge, Spanning North Branch of Susquehanna River, Wilkes-Barre, Luzerne County, PA

Market Street Bridge, Spanning North Branch of Susquehanna River, Wilk...

Significance: The 1929 Market Street Bridge, the fourth and grandest structure to cross the Susquehanna River at this location, reflects the evolution of Wilkes-Barre from an 18th-century agricultural settlemen... More

Market Street Bridge, Spanning North Branch of Susquehanna River, Wilkes-Barre, Luzerne County, PA

Market Street Bridge, Spanning North Branch of Susquehanna River, Wilk...

Significance: The 1929 Market Street Bridge, the fourth and grandest structure to cross the Susquehanna River at this location, reflects the evolution of Wilkes-Barre from an 18th-century agricultural settlemen... More

Market Street Bridge, Spanning North Branch of Susquehanna River, Wilkes-Barre, Luzerne County, PA

Market Street Bridge, Spanning North Branch of Susquehanna River, Wilk...

Significance: The 1929 Market Street Bridge, the fourth and grandest structure to cross the Susquehanna River at this location, reflects the evolution of Wilkes-Barre from an 18th-century agricultural settlemen... More

Stillwell Avenue Station, Intersection of Stillwell & Surf Avenues, Brooklyn, Kings County, NY

Stillwell Avenue Station, Intersection of Stillwell & Surf Avenues, Br...

Significance: The Stillwell Avenue Station was built as part of a massive expansion and unification of New York City's subway system known as the Dual System of Rapid Transit, which was one of the largest civil... More

Stillwell Avenue Station, Intersection of Stillwell & Surf Avenues, Brooklyn, Kings County, NY

Stillwell Avenue Station, Intersection of Stillwell & Surf Avenues, Br...

Significance: The Stillwell Avenue Station was built as part of a massive expansion and unification of New York City's subway system known as the Dual System of Rapid Transit, which was one of the largest civil... More

Lake Whitney Water Filtration Plant, Lake Whitney Dam, East side of Whitney Avenue near intersection with Armory Street, Hamden, New Haven County, CT

Lake Whitney Water Filtration Plant, Lake Whitney Dam, East side of Wh...

Significance: The site offers an interesting view of water power history and development. A dam existed at a nearby site as early as 1798 and provided water to power a grist mill. The dam has undergone severa... More

Lake Whitney Water Filtration Plant, Armory Street Pumphouse, North side of Armory Street between Edgehill Road & Whitney Avenue, Hamden, New Haven County, CT

Lake Whitney Water Filtration Plant, Armory Street Pumphouse, North si...

Significance: This pump station represents a novel engineering solution to a problem. Reduced water supplies forced partial conversion to a more efficient pumping system. The station was originally built to s... More

Elkins Coal & Coke Company, Railroad Building, .8 mile West of County Route 7/29, Bretz, Preston County, WV

Elkins Coal & Coke Company, Railroad Building, .8 mile West of County ...

Significance: The Railroad Building is part of the Elkins Coal & Coke Company mine complex. The Elkins Coal & Coke Company mine complex consists of 140 beehive coke ovens that were the nation's last known oper... More

Locust Summit Central Breaker, State Route 2033, 1500 feet north of intersection with State Route 0901, Mount Carmel, Northumberland County, PA

Locust Summit Central Breaker, State Route 2033, 1500 feet north of in...

Significance: The Locust Summit Central Breaker is an example of a highly intact breaker complex, significant for its history and technology. The Locust Summit Central Breaker is illustrative of attempts by co... More

Locust Summit Central Breaker, State Route 2033, 1500 feet north of intersection with State Route 0901, Mount Carmel, Northumberland County, PA

Locust Summit Central Breaker, State Route 2033, 1500 feet north of in...

Significance: The Locust Summit Central Breaker is an example of a highly intact breaker complex, significant for its history and technology. The Locust Summit Central Breaker is illustrative of attempts by co... More

Locust Summit Central Breaker, State Route 2033, 1500 feet north of intersection with State Route 0901, Mount Carmel, Northumberland County, PA

Locust Summit Central Breaker, State Route 2033, 1500 feet north of in...

Significance: The Locust Summit Central Breaker is an example of a highly intact breaker complex, significant for its history and technology. The Locust Summit Central Breaker is illustrative of attempts by co... More

Market Street Bridge, Spanning North Branch of Susquehanna River, Wilkes-Barre, Luzerne County, PA

Market Street Bridge, Spanning North Branch of Susquehanna River, Wilk...

Significance: The 1929 Market Street Bridge, the fourth and grandest structure to cross the Susquehanna River at this location, reflects the evolution of Wilkes-Barre from an 18th-century agricultural settlemen... More

Market Street Bridge, Spanning North Branch of Susquehanna River, Wilkes-Barre, Luzerne County, PA

Market Street Bridge, Spanning North Branch of Susquehanna River, Wilk...

Significance: The 1929 Market Street Bridge, the fourth and grandest structure to cross the Susquehanna River at this location, reflects the evolution of Wilkes-Barre from an 18th-century agricultural settlemen... More

Market Street Bridge, Spanning North Branch of Susquehanna River, Wilkes-Barre, Luzerne County, PA

Market Street Bridge, Spanning North Branch of Susquehanna River, Wilk...

Significance: The 1929 Market Street Bridge, the fourth and grandest structure to cross the Susquehanna River at this location, reflects the evolution of Wilkes-Barre from an 18th-century agricultural settlemen... More

Market Street Bridge, Spanning North Branch of Susquehanna River, Wilkes-Barre, Luzerne County, PA

Market Street Bridge, Spanning North Branch of Susquehanna River, Wilk...

Significance: The 1929 Market Street Bridge, the fourth and grandest structure to cross the Susquehanna River at this location, reflects the evolution of Wilkes-Barre from an 18th-century agricultural settlemen... More

Stillwell Avenue Station, Intersection of Stillwell & Surf Avenues, Brooklyn, Kings County, NY

Stillwell Avenue Station, Intersection of Stillwell & Surf Avenues, Br...

Significance: The Stillwell Avenue Station was built as part of a massive expansion and unification of New York City's subway system known as the Dual System of Rapid Transit, which was one of the largest civil... More

Stillwell Avenue Station, Intersection of Stillwell & Surf Avenues, Brooklyn, Kings County, NY

Stillwell Avenue Station, Intersection of Stillwell & Surf Avenues, Br...

Significance: The Stillwell Avenue Station was built as part of a massive expansion and unification of New York City's subway system known as the Dual System of Rapid Transit, which was one of the largest civil... More

Stillwell Avenue Station, Intersection of Stillwell & Surf Avenues, Brooklyn, Kings County, NY

Stillwell Avenue Station, Intersection of Stillwell & Surf Avenues, Br...

Significance: The Stillwell Avenue Station was built as part of a massive expansion and unification of New York City's subway system known as the Dual System of Rapid Transit, which was one of the largest civil... More

Locust Summit Central Breaker, State Route 2033, 1500 feet north of intersection with State Route 0901, Mount Carmel, Northumberland County, PA

Locust Summit Central Breaker, State Route 2033, 1500 feet north of in...

Significance: The Locust Summit Central Breaker is an example of a highly intact breaker complex, significant for its history and technology. The Locust Summit Central Breaker is illustrative of attempts by co... More

Locust Summit Central Breaker, State Route 2033, 1500 feet north of intersection with State Route 0901, Mount Carmel, Northumberland County, PA

Locust Summit Central Breaker, State Route 2033, 1500 feet north of in...

Significance: The Locust Summit Central Breaker is an example of a highly intact breaker complex, significant for its history and technology. The Locust Summit Central Breaker is illustrative of attempts by co... More

Locust Summit Central Breaker, State Route 2033, 1500 feet north of intersection with State Route 0901, Mount Carmel, Northumberland County, PA

Locust Summit Central Breaker, State Route 2033, 1500 feet north of in...

Significance: The Locust Summit Central Breaker is an example of a highly intact breaker complex, significant for its history and technology. The Locust Summit Central Breaker is illustrative of attempts by co... More

Locust Summit Central Breaker, State Route 2033, 1500 feet north of intersection with State Route 0901, Mount Carmel, Northumberland County, PA

Locust Summit Central Breaker, State Route 2033, 1500 feet north of in...

Significance: The Locust Summit Central Breaker is an example of a highly intact breaker complex, significant for its history and technology. The Locust Summit Central Breaker is illustrative of attempts by co... More

Market Street Bridge, Spanning North Branch of Susquehanna River, Wilkes-Barre, Luzerne County, PA

Market Street Bridge, Spanning North Branch of Susquehanna River, Wilk...

Significance: The 1929 Market Street Bridge, the fourth and grandest structure to cross the Susquehanna River at this location, reflects the evolution of Wilkes-Barre from an 18th-century agricultural settlemen... More

Market Street Bridge, Spanning North Branch of Susquehanna River, Wilkes-Barre, Luzerne County, PA

Market Street Bridge, Spanning North Branch of Susquehanna River, Wilk...

Significance: The 1929 Market Street Bridge, the fourth and grandest structure to cross the Susquehanna River at this location, reflects the evolution of Wilkes-Barre from an 18th-century agricultural settlemen... More

Market Street Bridge, Spanning North Branch of Susquehanna River, Wilkes-Barre, Luzerne County, PA

Market Street Bridge, Spanning North Branch of Susquehanna River, Wilk...

Significance: The 1929 Market Street Bridge, the fourth and grandest structure to cross the Susquehanna River at this location, reflects the evolution of Wilkes-Barre from an 18th-century agricultural settlemen... More

Market Street Bridge, Spanning North Branch of Susquehanna River, Wilkes-Barre, Luzerne County, PA

Market Street Bridge, Spanning North Branch of Susquehanna River, Wilk...

Significance: The 1929 Market Street Bridge, the fourth and grandest structure to cross the Susquehanna River at this location, reflects the evolution of Wilkes-Barre from an 18th-century agricultural settlemen... More

Stillwell Avenue Station, Intersection of Stillwell & Surf Avenues, Brooklyn, Kings County, NY

Stillwell Avenue Station, Intersection of Stillwell & Surf Avenues, Br...

Significance: The Stillwell Avenue Station was built as part of a massive expansion and unification of New York City's subway system known as the Dual System of Rapid Transit, which was one of the largest civil... More

Stillwell Avenue Station, Intersection of Stillwell & Surf Avenues, Brooklyn, Kings County, NY

Stillwell Avenue Station, Intersection of Stillwell & Surf Avenues, Br...

Significance: The Stillwell Avenue Station was built as part of a massive expansion and unification of New York City's subway system known as the Dual System of Rapid Transit, which was one of the largest civil... More

Stillwell Avenue Station, Intersection of Stillwell & Surf Avenues, Brooklyn, Kings County, NY

Stillwell Avenue Station, Intersection of Stillwell & Surf Avenues, Br...

Significance: The Stillwell Avenue Station was built as part of a massive expansion and unification of New York City's subway system known as the Dual System of Rapid Transit, which was one of the largest civil... More

Stillwell Avenue Station, Intersection of Stillwell & Surf Avenues, Brooklyn, Kings County, NY

Stillwell Avenue Station, Intersection of Stillwell & Surf Avenues, Br...

Significance: The Stillwell Avenue Station was built as part of a massive expansion and unification of New York City's subway system known as the Dual System of Rapid Transit, which was one of the largest civil... More

Stillwell Avenue Station, Intersection of Stillwell & Surf Avenues, Brooklyn, Kings County, NY

Stillwell Avenue Station, Intersection of Stillwell & Surf Avenues, Br...

Significance: The Stillwell Avenue Station was built as part of a massive expansion and unification of New York City's subway system known as the Dual System of Rapid Transit, which was one of the largest civil... More

Elkins Coal & Coke Company, Warehouse, .8 mile West of County Route 7/29, Bretz, Preston County, WV

Elkins Coal & Coke Company, Warehouse, .8 mile West of County Route 7/...

Significance: The Warehouse Building is part of the Elkins Coal & Coke Company mine complex. The Elkins Coal & Coke Company mine complex consists of 140 beehive coke ovens that were the nation's last known ope... More

Elkins Coal & Coke Company, Warehouse, .8 mile West of County Route 7/29, Bretz, Preston County, WV

Elkins Coal & Coke Company, Warehouse, .8 mile West of County Route 7/...

Significance: The Warehouse Building is part of the Elkins Coal & Coke Company mine complex. The Elkins Coal & Coke Company mine complex consists of 140 beehive coke ovens that were the nation's last known ope... More

Locust Summit Central Breaker, State Route 2033, 1500 feet north of intersection with State Route 0901, Mount Carmel, Northumberland County, PA

Locust Summit Central Breaker, State Route 2033, 1500 feet north of in...

Significance: The Locust Summit Central Breaker is an example of a highly intact breaker complex, significant for its history and technology. The Locust Summit Central Breaker is illustrative of attempts by co... More

Locust Summit Central Breaker, State Route 2033, 1500 feet north of intersection with State Route 0901, Mount Carmel, Northumberland County, PA

Locust Summit Central Breaker, State Route 2033, 1500 feet north of in...

Significance: The Locust Summit Central Breaker is an example of a highly intact breaker complex, significant for its history and technology. The Locust Summit Central Breaker is illustrative of attempts by co... More

Market Street Bridge, Spanning North Branch of Susquehanna River, Wilkes-Barre, Luzerne County, PA

Market Street Bridge, Spanning North Branch of Susquehanna River, Wilk...

Significance: The 1929 Market Street Bridge, the fourth and grandest structure to cross the Susquehanna River at this location, reflects the evolution of Wilkes-Barre from an 18th-century agricultural settlemen... More

Stillwell Avenue Station, Intersection of Stillwell & Surf Avenues, Brooklyn, Kings County, NY

Stillwell Avenue Station, Intersection of Stillwell & Surf Avenues, Br...

Significance: The Stillwell Avenue Station was built as part of a massive expansion and unification of New York City's subway system known as the Dual System of Rapid Transit, which was one of the largest civil... More

Stillwell Avenue Station, Intersection of Stillwell & Surf Avenues, Brooklyn, Kings County, NY

Stillwell Avenue Station, Intersection of Stillwell & Surf Avenues, Br...

Significance: The Stillwell Avenue Station was built as part of a massive expansion and unification of New York City's subway system known as the Dual System of Rapid Transit, which was one of the largest civil... More

Lake Whitney Water Filtration Plant, Armory Street Pumphouse, North side of Armory Street between Edgehill Road & Whitney Avenue, Hamden, New Haven County, CT

Lake Whitney Water Filtration Plant, Armory Street Pumphouse, North si...

Significance: This pump station represents a novel engineering solution to a problem. Reduced water supplies forced partial conversion to a more efficient pumping system. The station was originally built to s... More

Lake Whitney Water Filtration Plant, Armory Street Pumphouse, North side of Armory Street between Edgehill Road & Whitney Avenue, Hamden, New Haven County, CT

Lake Whitney Water Filtration Plant, Armory Street Pumphouse, North si...

Significance: This pump station represents a novel engineering solution to a problem. Reduced water supplies forced partial conversion to a more efficient pumping system. The station was originally built to s... More

Lake Whitney Water Filtration Plant, Armory Street Pumphouse, North side of Armory Street between Edgehill Road & Whitney Avenue, Hamden, New Haven County, CT

Lake Whitney Water Filtration Plant, Armory Street Pumphouse, North si...

Significance: This pump station represents a novel engineering solution to a problem. Reduced water supplies forced partial conversion to a more efficient pumping system. The station was originally built to s... More

Lake Whitney Water Filtration Plant, Armory Street Pumphouse, North side of Armory Street between Edgehill Road & Whitney Avenue, Hamden, New Haven County, CT

Lake Whitney Water Filtration Plant, Armory Street Pumphouse, North si...

Significance: This pump station represents a novel engineering solution to a problem. Reduced water supplies forced partial conversion to a more efficient pumping system. The station was originally built to s... More

Locust Summit Central Breaker, State Route 2033, 1500 feet north of intersection with State Route 0901, Mount Carmel, Northumberland County, PA

Locust Summit Central Breaker, State Route 2033, 1500 feet north of in...

Significance: The Locust Summit Central Breaker is an example of a highly intact breaker complex, significant for its history and technology. The Locust Summit Central Breaker is illustrative of attempts by co... More

Locust Summit Central Breaker, State Route 2033, 1500 feet north of intersection with State Route 0901, Mount Carmel, Northumberland County, PA

Locust Summit Central Breaker, State Route 2033, 1500 feet north of in...

Significance: The Locust Summit Central Breaker is an example of a highly intact breaker complex, significant for its history and technology. The Locust Summit Central Breaker is illustrative of attempts by co... More

Market Street Bridge, Spanning North Branch of Susquehanna River, Wilkes-Barre, Luzerne County, PA

Market Street Bridge, Spanning North Branch of Susquehanna River, Wilk...

Significance: The 1929 Market Street Bridge, the fourth and grandest structure to cross the Susquehanna River at this location, reflects the evolution of Wilkes-Barre from an 18th-century agricultural settlemen... More

Market Street Bridge, Spanning North Branch of Susquehanna River, Wilkes-Barre, Luzerne County, PA

Market Street Bridge, Spanning North Branch of Susquehanna River, Wilk...

Significance: The 1929 Market Street Bridge, the fourth and grandest structure to cross the Susquehanna River at this location, reflects the evolution of Wilkes-Barre from an 18th-century agricultural settlemen... More

Market Street Bridge, Spanning North Branch of Susquehanna River, Wilkes-Barre, Luzerne County, PA

Market Street Bridge, Spanning North Branch of Susquehanna River, Wilk...

Significance: The 1929 Market Street Bridge, the fourth and grandest structure to cross the Susquehanna River at this location, reflects the evolution of Wilkes-Barre from an 18th-century agricultural settlemen... More

Market Street Bridge, Spanning North Branch of Susquehanna River, Wilkes-Barre, Luzerne County, PA

Market Street Bridge, Spanning North Branch of Susquehanna River, Wilk...

Significance: The 1929 Market Street Bridge, the fourth and grandest structure to cross the Susquehanna River at this location, reflects the evolution of Wilkes-Barre from an 18th-century agricultural settlemen... More

Stillwell Avenue Station, Intersection of Stillwell & Surf Avenues, Brooklyn, Kings County, NY

Stillwell Avenue Station, Intersection of Stillwell & Surf Avenues, Br...

Significance: The Stillwell Avenue Station was built as part of a massive expansion and unification of New York City's subway system known as the Dual System of Rapid Transit, which was one of the largest civil... More

Stillwell Avenue Station, Intersection of Stillwell & Surf Avenues, Brooklyn, Kings County, NY

Stillwell Avenue Station, Intersection of Stillwell & Surf Avenues, Br...

Significance: The Stillwell Avenue Station was built as part of a massive expansion and unification of New York City's subway system known as the Dual System of Rapid Transit, which was one of the largest civil... More

Stillwell Avenue Station, Intersection of Stillwell & Surf Avenues, Brooklyn, Kings County, NY

Stillwell Avenue Station, Intersection of Stillwell & Surf Avenues, Br...

Significance: The Stillwell Avenue Station was built as part of a massive expansion and unification of New York City's subway system known as the Dual System of Rapid Transit, which was one of the largest civil... More

Stillwell Avenue Station, Intersection of Stillwell & Surf Avenues, Brooklyn, Kings County, NY

Stillwell Avenue Station, Intersection of Stillwell & Surf Avenues, Br...

Significance: The Stillwell Avenue Station was built as part of a massive expansion and unification of New York City's subway system known as the Dual System of Rapid Transit, which was one of the largest civil... More

Elkins Coal & Coke Company, Railroad Building, .8 mile West of County Route 7/29, Bretz, Preston County, WV

Elkins Coal & Coke Company, Railroad Building, .8 mile West of County ...

Significance: The Railroad Building is part of the Elkins Coal & Coke Company mine complex. The Elkins Coal & Coke Company mine complex consists of 140 beehive coke ovens that were the nation's last known oper... More

Locust Summit Central Breaker, State Route 2033, 1500 feet north of intersection with State Route 0901, Mount Carmel, Northumberland County, PA

Locust Summit Central Breaker, State Route 2033, 1500 feet north of in...

Significance: The Locust Summit Central Breaker is an example of a highly intact breaker complex, significant for its history and technology. The Locust Summit Central Breaker is illustrative of attempts by co... More

Locust Summit Central Breaker, State Route 2033, 1500 feet north of intersection with State Route 0901, Mount Carmel, Northumberland County, PA

Locust Summit Central Breaker, State Route 2033, 1500 feet north of in...

Significance: The Locust Summit Central Breaker is an example of a highly intact breaker complex, significant for its history and technology. The Locust Summit Central Breaker is illustrative of attempts by co... More

Locust Summit Central Breaker, State Route 2033, 1500 feet north of intersection with State Route 0901, Mount Carmel, Northumberland County, PA

Locust Summit Central Breaker, State Route 2033, 1500 feet north of in...

Significance: The Locust Summit Central Breaker is an example of a highly intact breaker complex, significant for its history and technology. The Locust Summit Central Breaker is illustrative of attempts by co... More

Locust Summit Central Breaker, State Route 2033, 1500 feet north of intersection with State Route 0901, Mount Carmel, Northumberland County, PA

Locust Summit Central Breaker, State Route 2033, 1500 feet north of in...

Significance: The Locust Summit Central Breaker is an example of a highly intact breaker complex, significant for its history and technology. The Locust Summit Central Breaker is illustrative of attempts by co... More

Market Street Bridge, Spanning North Branch of Susquehanna River, Wilkes-Barre, Luzerne County, PA

Market Street Bridge, Spanning North Branch of Susquehanna River, Wilk...

Significance: The 1929 Market Street Bridge, the fourth and grandest structure to cross the Susquehanna River at this location, reflects the evolution of Wilkes-Barre from an 18th-century agricultural settlemen... More

Market Street Bridge, Spanning North Branch of Susquehanna River, Wilkes-Barre, Luzerne County, PA

Market Street Bridge, Spanning North Branch of Susquehanna River, Wilk...

Significance: The 1929 Market Street Bridge, the fourth and grandest structure to cross the Susquehanna River at this location, reflects the evolution of Wilkes-Barre from an 18th-century agricultural settlemen... More

Market Street Bridge, Spanning North Branch of Susquehanna River, Wilkes-Barre, Luzerne County, PA

Market Street Bridge, Spanning North Branch of Susquehanna River, Wilk...

Significance: The 1929 Market Street Bridge, the fourth and grandest structure to cross the Susquehanna River at this location, reflects the evolution of Wilkes-Barre from an 18th-century agricultural settlemen... More

Market Street Bridge, Spanning North Branch of Susquehanna River, Wilkes-Barre, Luzerne County, PA

Market Street Bridge, Spanning North Branch of Susquehanna River, Wilk...

Significance: The 1929 Market Street Bridge, the fourth and grandest structure to cross the Susquehanna River at this location, reflects the evolution of Wilkes-Barre from an 18th-century agricultural settlemen... More

Market Street Bridge, Spanning North Branch of Susquehanna River, Wilkes-Barre, Luzerne County, PA

Market Street Bridge, Spanning North Branch of Susquehanna River, Wilk...

Significance: The 1929 Market Street Bridge, the fourth and grandest structure to cross the Susquehanna River at this location, reflects the evolution of Wilkes-Barre from an 18th-century agricultural settlemen... More

Market Street Bridge, Spanning North Branch of Susquehanna River, Wilkes-Barre, Luzerne County, PA

Market Street Bridge, Spanning North Branch of Susquehanna River, Wilk...

Significance: The 1929 Market Street Bridge, the fourth and grandest structure to cross the Susquehanna River at this location, reflects the evolution of Wilkes-Barre from an 18th-century agricultural settlemen... More

Market Street Bridge, Spanning North Branch of Susquehanna River, Wilkes-Barre, Luzerne County, PA

Market Street Bridge, Spanning North Branch of Susquehanna River, Wilk...

Significance: The 1929 Market Street Bridge, the fourth and grandest structure to cross the Susquehanna River at this location, reflects the evolution of Wilkes-Barre from an 18th-century agricultural settlemen... More

Stillwell Avenue Station, Intersection of Stillwell & Surf Avenues, Brooklyn, Kings County, NY

Stillwell Avenue Station, Intersection of Stillwell & Surf Avenues, Br...

Significance: The Stillwell Avenue Station was built as part of a massive expansion and unification of New York City's subway system known as the Dual System of Rapid Transit, which was one of the largest civil... More

Elkins Coal & Coke Company, Powerhouse, .8 mile West of County Route 7/29, Bretz, Preston County, WV

Elkins Coal & Coke Company, Powerhouse, .8 mile West of County Route 7...

Significance: The Powerhouse is part of the Elkins Coal & Coke Company mine complex. The Elkins Coal & Coke Company mine complex consists of 140 beehive coke ovens that were the nation's last known operating b... More

Elkins Coal & Coke Company, Warehouse, .8 mile West of County Route 7/29, Bretz, Preston County, WV

Elkins Coal & Coke Company, Warehouse, .8 mile West of County Route 7/...

Significance: The Warehouse Building is part of the Elkins Coal & Coke Company mine complex. The Elkins Coal & Coke Company mine complex consists of 140 beehive coke ovens that were the nation's last known ope... More

Lake Whitney Water Filtration Plant, Lake Whitney Dam, East side of Whitney Avenue near intersection with Armory Street, Hamden, New Haven County, CT

Lake Whitney Water Filtration Plant, Lake Whitney Dam, East side of Wh...

Significance: The site offers an interesting view of water power history and development. A dam existed at a nearby site as early as 1798 and provided water to power a grist mill. The dam has undergone severa... More

Lake Whitney Water Filtration Plant, Armory Street Pumphouse, North side of Armory Street between Edgehill Road & Whitney Avenue, Hamden, New Haven County, CT

Lake Whitney Water Filtration Plant, Armory Street Pumphouse, North si...

Significance: This pump station represents a novel engineering solution to a problem. Reduced water supplies forced partial conversion to a more efficient pumping system. The station was originally built to s... More

Lake Whitney Water Filtration Plant, Armory Street Pumphouse, North side of Armory Street between Edgehill Road & Whitney Avenue, Hamden, New Haven County, CT

Lake Whitney Water Filtration Plant, Armory Street Pumphouse, North si...

Significance: This pump station represents a novel engineering solution to a problem. Reduced water supplies forced partial conversion to a more efficient pumping system. The station was originally built to s... More

Elkins Coal & Coke Company, Railroad Building, .8 mile West of County Route 7/29, Bretz, Preston County, WV

Elkins Coal & Coke Company, Railroad Building, .8 mile West of County ...

Significance: The Railroad Building is part of the Elkins Coal & Coke Company mine complex. The Elkins Coal & Coke Company mine complex consists of 140 beehive coke ovens that were the nation's last known oper... More

Locust Summit Central Breaker, State Route 2033, 1500 feet north of intersection with State Route 0901, Mount Carmel, Northumberland County, PA

Locust Summit Central Breaker, State Route 2033, 1500 feet north of in...

Significance: The Locust Summit Central Breaker is an example of a highly intact breaker complex, significant for its history and technology. The Locust Summit Central Breaker is illustrative of attempts by co... More

Locust Summit Central Breaker, State Route 2033, 1500 feet north of intersection with State Route 0901, Mount Carmel, Northumberland County, PA

Locust Summit Central Breaker, State Route 2033, 1500 feet north of in...

Significance: The Locust Summit Central Breaker is an example of a highly intact breaker complex, significant for its history and technology. The Locust Summit Central Breaker is illustrative of attempts by co... More

Market Street Bridge, Spanning North Branch of Susquehanna River, Wilkes-Barre, Luzerne County, PA

Market Street Bridge, Spanning North Branch of Susquehanna River, Wilk...

Significance: The 1929 Market Street Bridge, the fourth and grandest structure to cross the Susquehanna River at this location, reflects the evolution of Wilkes-Barre from an 18th-century agricultural settlemen... More

Stillwell Avenue Station, Intersection of Stillwell & Surf Avenues, Brooklyn, Kings County, NY

Stillwell Avenue Station, Intersection of Stillwell & Surf Avenues, Br...

Significance: The Stillwell Avenue Station was built as part of a massive expansion and unification of New York City's subway system known as the Dual System of Rapid Transit, which was one of the largest civil... More

Stillwell Avenue Station, Intersection of Stillwell & Surf Avenues, Brooklyn, Kings County, NY

Stillwell Avenue Station, Intersection of Stillwell & Surf Avenues, Br...

Significance: The Stillwell Avenue Station was built as part of a massive expansion and unification of New York City's subway system known as the Dual System of Rapid Transit, which was one of the largest civil... More

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