Historic Columbia River Highway, Troutdale, Multnomah County, OR
Significance: The Historic Columbia River Highway is one of the oldest scenic highways in the United States. It was an early twentieth-century technical and civic achievement, successfully mixing sensitivity t... More
Historic Columbia River Highway, Troutdale, Multnomah County, OR
Significance: The Historic Columbia River Highway is one of the oldest scenic highways in the United States. It was an early twentieth-century technical and civic achievement, successfully mixing sensitivity t... More
Union Elevated Railroad, Union Loop, Wells, Van Buren, Lake Streets & ...
Significance: Significant in the history of American industrial archaeology, the Union Elevated Railroad is also important for its association with financier and traction magnate, Charles T. Yerkes and for its ... More
Alaskan Way Viaduct and Battery Street Tunnel, Seattle, King County, W...
Significance: The Alaskan Way Viaduct is significant for its double-deck configuration, the first such bridge built in the state of Washington. The structure encompasses two different designs and crosses over ... More
Alaskan Way Viaduct and Battery Street Tunnel, Seattle, King County, W...
Significance: The Alaskan Way Viaduct is significant for its double-deck configuration, the first such bridge built in the state of Washington. The structure encompasses two different designs and crosses over ... More
Alaskan Way Viaduct and Battery Street Tunnel, Seattle, King County, W...
Significance: The Alaskan Way Viaduct is significant for its double-deck configuration, the first such bridge built in the state of Washington. The structure encompasses two different designs and crosses over ... More
Morris Canal, Spillway, Phillipsburg, Warren County, NJ
Significance: Utilized as part of general water control system associated with the Morris Canal. Survey number: HAER NJ-29-C
Hana Belt Road, Between Haiku and Kaipahulu, Hana, Maui County, HI
Picryl description: Public domain vintage artistic photograph, free to use, no copyright restrictions image.
Hana Belt Road, Between Haiku and Kaipahulu, Hana, Maui County, HI
Public domain photograph of park, trees, outdoors, free to use, no copyright restrictions image - Picryl description
Hana Belt Road, Between Haiku and Kaipahulu, Hana, Maui County, HI
Picryl description: Public domain image of a park, trees, outdoors, free to use, no copyright restrictions.
Hana Belt Road, Between Haiku and Kaipahulu, Hana, Maui County, HI
Public domain photograph - historical image of Hawaii, United States, free to use, no copyright restrictions image - Picryl description
Hana Belt Road, Between Haiku and Kaipahulu, Hana, Maui County, HI
Public domain photograph - historical image of Hawaii, United States, free to use, no copyright restrictions image - Picryl description
Yosemite National Park Roads & Bridges, Yosemite Village, Mariposa Cou...
Public domain photograph of public works, FDR administration, New Deal, Great Depression, no copyright restrictions image - Picryl description
Yosemite National Park Roads & Bridges, Yosemite Village, Mariposa Cou...
Public domain photograph of rural landscape, California, no copyright restrictions image - Picryl description
Seven Mile Bridge, Linking Florida Keys, Marathon, Monroe County, FL
Significance: At the time the Florida East Coast Railway constructed this bridge it was acclaimed as the longest bridge in the world, an engineering marvel. It was the most costly of all Flagler's bridges in t... More
Henry Hudson Parkway, Extending 11.2 miles from West 72nd Street to Br...
Picryl description: Public domain image of a power station, dam, electric generator, industrial building, free to use, no copyright restrictions.
Henry Hudson Parkway, Extending 11.2 miles from West 72nd Street to Br...
Picryl description: Public domain image of a park, trees, outdoors, free to use, no copyright restrictions.
Henry Hudson Parkway, Extending 11.2 miles from West 72nd Street to Br...
Picryl description: Public domain image of a park, trees, outdoors, free to use, no copyright restrictions.
Arroyo Seco Parkway, Los Angeles to Pasadena, Los Angeles, Los Angeles...
Significance: The Arroyo Seco Parkway (Pasadena Freeway) was the first divided-lane, high-speed, limited-access road in the urban western United States and the first stretch of road for what would become the ex... More
Pecatonica River Bridge, Spanning Pecatonica River at Winnesheik Road,...
Significance: The Pecatonica River Bridge is the oldest remaining Pratt Truss Bridge of this type built by the Wrought Iron Bridge Co. of Canton Ohio. Survey number: HAER IL-9
New York State Barge Canal, Lockport Locks, Richmond Avenue, Lockport,...
Locks E34 and E35 were surveyed as part of the 2009 New York State Barge Canal survey; see HAER Nos. NY-515 (Lock E34) and NY-516 (Lock E35). Significance: Locks 67-71 (north flight) comprise a rare 19th-centur... More
Golden Gate Bridge, Spanning mouth of San Francisco Bay, San Francisco...
Significance: Spanning one of the World's most spectacular channels, the Golden Gate Bridge is internationally renowned as a superb structural and aesthetic example of suspension bridge design. Survey number: ... More
Western Maryland Railway, Cumberland Extension, Pearre to North Branch...
Significance: The westward expansion of the Western Maryland Railway, beginning with the Cumberland Extension, was one of the last new mainlines constructed during the U.S. railroads' period of extensive growth... More
Western Maryland Railway, Cumberland Extension, Pearre to North Branch...
Significance: The westward expansion of the Western Maryland Railway, beginning with the Cumberland Extension, was one of the last new mainlines constructed during the U.S. railroads' period of extensive growth... More
Western Maryland Railway, Cumberland Extension, Pearre to North Branch...
Significance: The westward expansion of the Western Maryland Railway, beginning with the Cumberland Extension, was one of the last new mainlines constructed during the U.S. railroads' period of extensive growth... More
Western Maryland Railway, Cumberland Extension, Pearre to North Branch...
Significance: The westward expansion of the Western Maryland Railway, beginning with the Cumberland Extension, was one of the last new mainlines constructed during the U.S. railroads' period of extensive growth... More
Western Maryland Railway, Cumberland Extension, Pearre to North Branch...
Significance: The westward expansion of the Western Maryland Railway, beginning with the Cumberland Extension, was one of the last new mainlines constructed during the U.S. railroads' period of extensive growth... More
Savannah & Ogeechee Barge Canal, Between Ogeechee & Savannah Rivers, S...
For additional documentation, see also HALS GA-5 (Savannah-Ogeechee Canal) Significance: The Savannah and Ogeechee Canal was the first barge canal built in Georgia. Built during the 'canal building' era of Ame... More
Carroll Overhead Bridge, Altamont Pass Road, Livermore, Alameda County...
Significance: The Carroll Overhead Bridge is composed of 26 spans of reinforced concrete T beams, with a curvilinear alignment and superelevation. Built in 1922-1923, it is the longest bridge of its type and a... More
Morris Canal, Scotch Turbine, Hopatcong, Sussex County, NJ
Significance: The Scotch Turbine (as well as another that can be found at Plane 9 West) is an early 19th century example of a reaction wheel. Precursor to the modern hydraulic turbine developed in the mid 19th... More
Lockport Historic District, Bounded by Eighth, Hamilton & Eleventh Str...
Significance: The Village of Lockport was first established in 1836 by the surveyors of the Illinois and Michigan Canal to serve as field headquarters and as a supply point. As the 19th century progressed, Loc... More
Morris Canal, Phillipsburg, Warren County, NJ
Significance: The Morris Canal is one of the few amphibious canals to operate in the United States. Stretching from Phillipsburg on the Delaware River to Jersey City on the Hudson River, the Morris Canal opene... More
Merritt Parkway, Beginning in Greenwich & running 38 miles to Stratfor...
Picryl description: Public domain photograph of a road works, construction, excavation, free to use, no copyright restrictions.
Merritt Parkway, Beginning in Greenwich & running 38 miles to Stratfor...
Public domain photograph - historical image of Connecticut, United States, free to use, no copyright restrictions image - Picryl description
Merritt Parkway, Beginning in Greenwich & running 38 miles to Stratfor...
Public domain photograph of cars, gas station, car garage, 20th-century architecture, free to use, no copyright restrictions image - Picryl description
Chicago, Burlington & Quincy Railroad, Roundhouse & Shops, Broadway & ...
Public domain image of a historic building, free to use, no copyright restrictions - Picryl description
San Francisco Cable Railway, Washington & Mason Streets, San Francisco...
also CAL, 38-SANFRA-137-A- San Francisco Railway: Cable Car Powerhouse & Barn Significance: The last operating cable railroad in the world. Representative of an important type of urban transportation system in... More
San Francisco Cable Railway, Washington & Mason Streets, San Francisco...
also CAL, 38-SANFRA-137-A- San Francisco Railway: Cable Car Powerhouse & Barn Significance: The last operating cable railroad in the world. Representative of an important type of urban transportation system in... More
Seddon Island Scherzer Rolling Lift Bridge, Spanning Garrison Channel ...
Significance: The Seddon Island Scherzer Rolling Lift Bridge is the oldest, longest-span Scherzer rolling lift bridge in Florida. It is a well-preserved example of a popular type of patented movable bridge, fa... More
Zion-Mount Carmel Highway, Springdale, Washington County, UT
Significance: This approximately 10-mile park section of a 25-mile road is of great scenic interest and retains structural integrity. The conception, design, and construction of this road was an artistic achie... More
Bronx River Parkway Reservation, The Bronx to Kensico Dam, White Plain...
Significance: The Bronx River Parkway Reservation was the first public parkway designed explicitly for automobile use. The project began as an environmental restoration and park development initiative that aim... More
Bronx River Parkway Reservation, The Bronx to Kensico Dam, White Plain...
Significance: The Bronx River Parkway Reservation was the first public parkway designed explicitly for automobile use. The project began as an environmental restoration and park development initiative that aim... More
Bronx River Parkway Reservation, The Bronx to Kensico Dam, White Plain...
Significance: The Bronx River Parkway Reservation was the first public parkway designed explicitly for automobile use. The project began as an environmental restoration and park development initiative that aim... More
Historic Columbia River Highway, Troutdale, Multnomah County, OR
Significance: The Historic Columbia River Highway is one of the oldest scenic highways in the United States. It was an early twentieth-century technical and civic achievement, successfully mixing sensitivity t... More
Historic Columbia River Highway, Troutdale, Multnomah County, OR
Significance: The Historic Columbia River Highway is one of the oldest scenic highways in the United States. It was an early twentieth-century technical and civic achievement, successfully mixing sensitivity t... More
Rock Island Arsenal, Rock Island Bridge, Fort Armstrong Avenue, Rock I...
Significance: The Rock Island Bridge was constructed in 1895-1896 to connect the arsenal with Davenport, Iowa. It was the first major bridge commission of Chicago engineer Ralph Modjeski, who subsequently esta... More
Hana Belt Road, Between Haiku and Kaipahulu, Hana, Maui County, HI
Picryl description: Public domain image of a mountain cliff view, natural rocky landscape, free to use, no copyright restrictions.
Hana Belt Road, Between Haiku and Kaipahulu, Hana, Maui County, HI
Picryl description: Public domain image of a park, trees, outdoors, free to use, no copyright restrictions.
Hana Belt Road, Between Haiku and Kaipahulu, Hana, Maui County, HI
Picryl description: Public domain image of an arch bridge, stone structure, architecture, free to use, no copyright restrictions.
Hana Belt Road, Between Haiku and Kaipahulu, Hana, Maui County, HI
Public domain photograph - historical image of Hawaii, United States, free to use, no copyright restrictions image - Picryl description
Hana Belt Road, Between Haiku and Kaipahulu, Hana, Maui County, HI
Picryl description: Public domain image of a park, trees, outdoors, free to use, no copyright restrictions.
Hana Belt Road, Between Haiku and Kaipahulu, Hana, Maui County, HI
Picryl description: Public domain image of a park, trees, outdoors, free to use, no copyright restrictions.
Cairo Bridge, Spanning Ohio River, Cairo, Alexander County, IL
See also HAER NE-2 for additional documentation. Survey number: HAER IL-36
Yosemite National Park Roads & Bridges, Yosemite Village, Mariposa Cou...
Public domain photograph of a mountain pass, mountains, nature, mountain range, view, landscape, rocks, free to use, no copyright restrictions - Picryl description
Smith-McGee Bridge, Georgia Route 181, Hartwell, Hart County, GA
Significance: The Smith-McGee Bridge is a three-span, pin-connected Camelback through truss bridge with approach ramps. It was built in 1922 as a toll bridge across the Savannah River. It was acquired in 1926... More
Honeydew Creek Bridge, Wilder Ridge Road, Honeydew, Humboldt County, C...
Significance: Honeydew Creek Bridge is the only known inverted Warren truss bridge in the State of California. On the basis of its unique design and architectural significance (per 36 CFR 60.6c) the bridge has... More
Middle Bridge, Spanning Osage River, Warsaw, Benton County, MO
Picryl description: Public domain image of a bridge, water, historic structure, free to use, no copyright restrictions.
Henry Hudson Parkway, Extending 11.2 miles from West 72nd Street to Br...
Picryl description: Public domain image of a park, trees, outdoors, free to use, no copyright restrictions.
Henry Hudson Parkway, Extending 11.2 miles from West 72nd Street to Br...
Public domain photograph related to New York City, free to use, no copyright restrictions image - Picryl description
Henry Hudson Parkway, Extending 11.2 miles from West 72nd Street to Br...
Picryl description: Public domain image of an arch stone structure, bridge, or tunnel, free to use, no copyright restrictions.
Henry Hudson Parkway, Extending 11.2 miles from West 72nd Street to Br...
Public domain photo of a monument, historic place, free to use, no copyright restrictions image - Picryl description
Purdon Crossing Bridge, Nevada City, Nevada County, CA
Significance: This is a rare surviving example of a pin-connected Pratt Half-Through Truss. Survey number: HAER CA-40 Building/structure dates: 1889 Initial Construction
New York State Barge Canal, Lockport Locks, Richmond Avenue, Lockport,...
Locks E34 and E35 were surveyed as part of the 2009 New York State Barge Canal survey; see HAER Nos. NY-515 (Lock E34) and NY-516 (Lock E35). Significance: Locks 67-71 (north flight) comprise a rare 19th-centur... More
Western Maryland Railway, Cumberland Extension, Pearre to North Branch...
Significance: The westward expansion of the Western Maryland Railway, beginning with the Cumberland Extension, was one of the last new mainlines constructed during the U.S. railroads' period of extensive growth... More
Western Maryland Railway, Cumberland Extension, Pearre to North Branch...
Significance: The westward expansion of the Western Maryland Railway, beginning with the Cumberland Extension, was one of the last new mainlines constructed during the U.S. railroads' period of extensive growth... More
Marietta Road Bridge, Marietta Road, Spanning Inman Railroad Yards, At...
Significance: The Marietta Road Bridge comprises a pair of three span pin connected Double Intersection Pratt through trusses. Its designer and/or fabricator are unknown but the technological character of the ... More
Union Elevated Railroad, Randolph-Wells Street Station, Randall & Well...
Significance: Significant in the history of American industrial archaeology, the Union Loop Elevated is also important for its association with financier and traction magnate, Charles T. Yerkes and for its role... More
Morris Canal, Phillipsburg, Warren County, NJ
Significance: The Morris Canal is one of the few amphibious canals to operate in the United States. Stretching from Phillipsburg on the Delaware River to Jersey City on the Hudson River, the Morris Canal opene... More
Morris Canal, Phillipsburg, Warren County, NJ
Significance: The Morris Canal is one of the few amphibious canals to operate in the United States. Stretching from Phillipsburg on the Delaware River to Jersey City on the Hudson River, the Morris Canal opene... More
Merritt Parkway, Beginning in Greenwich & running 38 miles to Stratfor...
Picryl description: Public domain image of a park, trees, outdoors, free to use, no copyright restrictions.
Merritt Parkway, Beginning in Greenwich & running 38 miles to Stratfor...
Public domain photograph of park, trees, outdoors, free to use, no copyright restrictions image - Picryl description
Merritt Parkway, Beginning in Greenwich & running 38 miles to Stratfor...
Public domain aerial photograph, no copyright restrictions image - Picryl description Public domain photograph - historical image of Connecticut, United States, free to use, no copyright restrictions image - P... More
Merritt Parkway, Beginning in Greenwich & running 38 miles to Stratfor...
Picryl description: Public domain image of a bridge over a water stream, free to use, no copyright restrictions.
Chicago, Burlington & Quincy Railroad, Roundhouse & Shops, Broadway & ...
Picryl description: Public domain photo of a factory, warehouse, commercial or industrial building, free to use, no copyright restrictions image.
Chicago, Burlington & Quincy Railroad, Roundhouse & Shops, Broadway & ...
Picryl description: Public domain image of an industrial equipment, workshop, assembly line, factory, power engine, 19th-20th century, free to use, no copyright restrictions.
Chicago, Burlington & Quincy Railroad, Roundhouse & Shops, Broadway & ...
Picryl description: Public domain image of an industrial equipment, workshop, assembly line, factory, power engine, 19th-20th century, free to use, no copyright restrictions.
Chicago, Burlington & Quincy Railroad, Roundhouse & Shops, Broadway & ...
Picryl description: Public domain photo of a factory, warehouse, commercial or industrial building, free to use, no copyright restrictions image.
Chicago, Burlington & Quincy Railroad, Roundhouse & Shops, Broadway & ...
Public domain image of a historic building, free to use, no copyright restrictions - Picryl description
Chicago, Burlington & Quincy Railroad, Roundhouse & Shops, Broadway & ...
Picryl description: Public domain image of an industrial equipment, workshop, assembly line, factory, power engine, 19th-20th century, free to use, no copyright restrictions.
Seddon Island Scherzer Rolling Lift Bridge, Spanning Garrison Channel ...
Significance: The Seddon Island Scherzer Rolling Lift Bridge is the oldest, longest-span Scherzer rolling lift bridge in Florida. It is a well-preserved example of a popular type of patented movable bridge, fa... More
Bronx River Parkway Reservation, The Bronx to Kensico Dam, White Plain...
Significance: The Bronx River Parkway Reservation was the first public parkway designed explicitly for automobile use. The project began as an environmental restoration and park development initiative that aim... More
Bronx River Parkway Reservation, The Bronx to Kensico Dam, White Plain...
Significance: The Bronx River Parkway Reservation was the first public parkway designed explicitly for automobile use. The project began as an environmental restoration and park development initiative that aim... More
Bronx River Parkway Reservation, The Bronx to Kensico Dam, White Plain...
Significance: The Bronx River Parkway Reservation was the first public parkway designed explicitly for automobile use. The project began as an environmental restoration and park development initiative that aim... More
Bronx River Parkway Reservation, The Bronx to Kensico Dam, White Plain...
Significance: The Bronx River Parkway Reservation was the first public parkway designed explicitly for automobile use. The project began as an environmental restoration and park development initiative that aim... More
Historic Columbia River Highway, Troutdale, Multnomah County, OR
Significance: The Historic Columbia River Highway is one of the oldest scenic highways in the United States. It was an early twentieth-century technical and civic achievement, successfully mixing sensitivity t... More
Historic Columbia River Highway, Troutdale, Multnomah County, OR
Significance: The Historic Columbia River Highway is one of the oldest scenic highways in the United States. It was an early twentieth-century technical and civic achievement, successfully mixing sensitivity t... More
Union Elevated Railroad, Union Loop, Wells, Van Buren, Lake Streets & ...
Significance: Significant in the history of American industrial archaeology, the Union Elevated Railroad is also important for its association with financier and traction magnate, Charles T. Yerkes and for its ... More