Larwood Bridge, Spanning Crabtree Creek, Fish Hatchery Road (CR 648), ...
Significance: Larwood Bridge is one of the best surviving examples of the standard Howe truss covered bridge designed by the Oregon State Highway Commission in early 20th century. It illustrates the open-sided... More
Larwood Bridge, Spanning Crabtree Creek, Fish Hatchery Road (CR 648), ...
Significance: Larwood Bridge is one of the best surviving examples of the standard Howe truss covered bridge designed by the Oregon State Highway Commission in early 20th century. It illustrates the open-sided... More
Larwood Bridge, Spanning Crabtree Creek, Fish Hatchery Road (CR 648), ...
Significance: Larwood Bridge is one of the best surviving examples of the standard Howe truss covered bridge designed by the Oregon State Highway Commission in early 20th century. It illustrates the open-sided... More
Southern Pacific, Sacramento Shops, Erecting Shop, 111 I Street, Sacra...
Significance: The largest and most comprehensive railroad heavy repair facilities in the Western United States, the unusually self-sufficient Sacramento Shops repaired locomotives and cars throughout its life a... More
Southern Pacific, Sacramento Shops, Erecting Shop, 111 I Street, Sacra...
Significance: The largest and most comprehensive railroad heavy repair facilities in the Western United States, the unusually self-sufficient Sacramento Shops repaired locomotives and cars throughout its life a... More
Los Angeles Aqueduct, From Lee Vining Intake (Mammoth Lakes) to Van No...
Significance: The Los Angeles Aqueduct and its Mono Basin Extension delivers water to the City of Los Angeles from the Mono Basin in the Sierra Nevada Mountains through Owens Valley and across the Mojave Desert... More
Los Angeles Aqueduct, From Lee Vining Intake (Mammoth Lakes) to Van No...
Significance: The Los Angeles Aqueduct and its Mono Basin Extension delivers water to the City of Los Angeles from the Mono Basin in the Sierra Nevada Mountains through Owens Valley and across the Mojave Desert... More
Los Angeles Aqueduct, From Lee Vining Intake (Mammoth Lakes) to Van No...
Significance: The Los Angeles Aqueduct and its Mono Basin Extension delivers water to the City of Los Angeles from the Mono Basin in the Sierra Nevada Mountains through Owens Valley and across the Mojave Desert... More
Los Angeles Aqueduct, From Lee Vining Intake (Mammoth Lakes) to Van No...
Significance: The Los Angeles Aqueduct and its Mono Basin Extension delivers water to the City of Los Angeles from the Mono Basin in the Sierra Nevada Mountains through Owens Valley and across the Mojave Desert... More
Los Angeles Aqueduct, From Lee Vining Intake (Mammoth Lakes) to Van No...
Significance: The Los Angeles Aqueduct and its Mono Basin Extension delivers water to the City of Los Angeles from the Mono Basin in the Sierra Nevada Mountains through Owens Valley and across the Mojave Desert... More
Los Angeles Aqueduct, From Lee Vining Intake (Mammoth Lakes) to Van No...
Significance: The Los Angeles Aqueduct and its Mono Basin Extension delivers water to the City of Los Angeles from the Mono Basin in the Sierra Nevada Mountains through Owens Valley and across the Mojave Desert... More
Los Angeles Aqueduct, From Lee Vining Intake (Mammoth Lakes) to Van No...
Significance: The Los Angeles Aqueduct and its Mono Basin Extension delivers water to the City of Los Angeles from the Mono Basin in the Sierra Nevada Mountains through Owens Valley and across the Mojave Desert... More
Los Angeles Aqueduct, From Lee Vining Intake (Mammoth Lakes) to Van No...
Significance: The Los Angeles Aqueduct and its Mono Basin Extension delivers water to the City of Los Angeles from the Mono Basin in the Sierra Nevada Mountains through Owens Valley and across the Mojave Desert... More
Los Angeles Aqueduct, From Lee Vining Intake (Mammoth Lakes) to Van No...
Significance: The Los Angeles Aqueduct and its Mono Basin Extension delivers water to the City of Los Angeles from the Mono Basin in the Sierra Nevada Mountains through Owens Valley and across the Mojave Desert... More
Los Angeles Aqueduct, From Lee Vining Intake (Mammoth Lakes) to Van No...
Significance: The Los Angeles Aqueduct and its Mono Basin Extension delivers water to the City of Los Angeles from the Mono Basin in the Sierra Nevada Mountains through Owens Valley and across the Mojave Desert... More
Los Angeles Aqueduct, From Lee Vining Intake (Mammoth Lakes) to Van No...
Significance: The Los Angeles Aqueduct and its Mono Basin Extension delivers water to the City of Los Angeles from the Mono Basin in the Sierra Nevada Mountains through Owens Valley and across the Mojave Desert... More
Trump-Lilly Farm, Hinton, Summers County, WV
Survey number: HABS WV-302 Public domain photograph of wooden church building, free to use, no copyright restrictions image - Picryl description
Trump-Lilly Farm, Hinton, Summers County, WV
Survey number: HABS WV-302 Public domain photograph of architectural diagram, building plan, section, free to use, no copyright restrictions image - Picryl description
Honey Run Bridge, Spanning Butte Creek, bypassed section of Honey Run ...
modified Pratt truss (4); 230' long; 3 span, combined wood & iron Significance: The Honey Run Bridge is the best preserved of four surviving examples of Pratt-type wood covered bridges in the United States. Th... More
Honey Run Bridge, Spanning Butte Creek, bypassed section of Honey Run ...
modified Pratt truss (4); 230' long; 3 span, combined wood & iron Significance: The Honey Run Bridge is the best preserved of four surviving examples of Pratt-type wood covered bridges in the United States. Th... More
Honey Run Bridge, Spanning Butte Creek, bypassed section of Honey Run ...
modified Pratt truss (4); 230' long; 3 span, combined wood & iron Significance: The Honey Run Bridge is the best preserved of four surviving examples of Pratt-type wood covered bridges in the United States. Th... More
Keane Wonder Mine, Park Route 4 (Daylight Pass Cutoff), Death Valley J...
Significance: After fifty years of tenacious but comparatively unprofitable gold mining activities in Death Valley, the Keane Wonder strike in 1904 became the heart of Death Valley's most prosperous two decades... More
Keane Wonder Mine, Park Route 4 (Daylight Pass Cutoff), Death Valley J...
Significance: After fifty years of tenacious but comparatively unprofitable gold mining activities in Death Valley, the Keane Wonder strike in 1904 became the heart of Death Valley's most prosperous two decades... More
Keane Wonder Mine, Park Route 4 (Daylight Pass Cutoff), Death Valley J...
Significance: After fifty years of tenacious but comparatively unprofitable gold mining activities in Death Valley, the Keane Wonder strike in 1904 became the heart of Death Valley's most prosperous two decades... More
Glendale-Hyperion Viaduct, Spanning Golden State Freeway (I-5) & Los A...
Significance: Glendale-Hyperion Bridge is significant as one of the twelve Historic bridges over the Los Angeles River determined eligible for the National Register of Historic Places. It has also been designa... More
Glendale-Hyperion Viaduct, Spanning Golden State Freeway (I-5) & Los A...
Significance: Glendale-Hyperion Bridge is significant as one of the twelve Historic bridges over the Los Angeles River determined eligible for the National Register of Historic Places. It has also been designa... More
Glendale-Hyperion Viaduct, Spanning Golden State Freeway (I-5) & Los A...
Significance: Glendale-Hyperion Bridge is significant as one of the twelve Historic bridges over the Los Angeles River determined eligible for the National Register of Historic Places. It has also been designa... More
Broadway Bridge, Spanning Willamette River at Broadway Street, Portlan...
Significance: The Broadway Bridge is the first bascule span built in Portland and, at the time constructed, the longest in the United States. Its completion resulted in a dramatic shift in land values and busi... More
Broadway Bridge, Spanning Willamette River at Broadway Street, Portlan...
Significance: The Broadway Bridge is the first bascule span built in Portland and, at the time constructed, the longest in the United States. Its completion resulted in a dramatic shift in land values and busi... More
Los Angeles River Bridges, Los Angeles, Los Angeles County, CA
Significance: Built between 1909 and 1934, the river bridges group contains many of the finest examples of City Beautiful bridges and viaducts in the United States. This system of bridges and viaducts has play... More
Los Angeles River Bridges, Los Angeles, Los Angeles County, CA
Significance: Built between 1909 and 1934, the river bridges group contains many of the finest examples of City Beautiful bridges and viaducts in the United States. This system of bridges and viaducts has play... More
Los Angeles River Bridges, Los Angeles, Los Angeles County, CA
Significance: Built between 1909 and 1934, the river bridges group contains many of the finest examples of City Beautiful bridges and viaducts in the United States. This system of bridges and viaducts has play... More
Los Angeles River Bridges, Los Angeles, Los Angeles County, CA
Significance: Built between 1909 and 1934, the river bridges group contains many of the finest examples of City Beautiful bridges and viaducts in the United States. This system of bridges and viaducts has play... More
Los Angeles River Bridges, Los Angeles, Los Angeles County, CA
Significance: Built between 1909 and 1934, the river bridges group contains many of the finest examples of City Beautiful bridges and viaducts in the United States. This system of bridges and viaducts has play... More
Los Angeles River Bridges, Los Angeles, Los Angeles County, CA
Significance: Built between 1909 and 1934, the river bridges group contains many of the finest examples of City Beautiful bridges and viaducts in the United States. This system of bridges and viaducts has play... More
Kake Salmon Cannery, 540 Keku Road, Kake, Wrangell-Petersburg Census A...
Significance: The Kake Cannery was one of 134 canneries built in southeast Alaska between 1878 and 1949. It is located south of Kake Village on the northwestern corner of Kupreanof Island in the Alexander Arch... More
Kake Salmon Cannery, 540 Keku Road, Kake, Wrangell-Petersburg Census A...
Significance: The Kake Cannery was one of 134 canneries built in southeast Alaska between 1878 and 1949. It is located south of Kake Village on the northwestern corner of Kupreanof Island in the Alexander Arch... More
First Street Bridge, Spanning Los Angeles River at First Street, Los A...
Significance: First Street Bridge is a Neo-Classical design bridge and is one of the City of Los Angeles bridges that was built as part of the City Beautiful plans of the early 1900s. City Beautiful plans were... More
First Street Bridge, Spanning Los Angeles River at First Street, Los A...
Significance: First Street Bridge is a Neo-Classical design bridge and is one of the City of Los Angeles bridges that was built as part of the City Beautiful plans of the early 1900s. City Beautiful plans were... More
First Street Bridge, Spanning Los Angeles River at First Street, Los A...
Significance: First Street Bridge is a Neo-Classical design bridge and is one of the City of Los Angeles bridges that was built as part of the City Beautiful plans of the early 1900s. City Beautiful plans were... More
First Street Bridge, Spanning Los Angeles River at First Street, Los A...
Significance: First Street Bridge is a Neo-Classical design bridge and is one of the City of Los Angeles bridges that was built as part of the City Beautiful plans of the early 1900s. City Beautiful plans were... More
Jenkins Brick Company, Plant No. 2, Furnace Street, Montgomery, Montgo...
Significance: The most distinctive feature of the site today is the set of twelve remaining Minter System down draft kilns. Constructed in 1923, 1925, and 1941, the kilns are part of a waste-heat reuse system ... More
Jenkins Brick Company, Plant No. 2, Furnace Street, Montgomery, Montgo...
Significance: The most distinctive feature of the site today is the set of twelve remaining Minter System down draft kilns. Constructed in 1923, 1925, and 1941, the kilns are part of a waste-heat reuse system ... More
Knight's Ferry Bridge, Spanning Stanislaus River, bypassed section of ...
See HABS No. CA-158, Covered Bridge for further information 3 photos. Significance: The Knight's Ferry Bridge was built in 1863-64 to replace an 1857 uncovered wooden truss that was destroyed in a flood. This ... More
Knight's Ferry Bridge, Spanning Stanislaus River, bypassed section of ...
See HABS No. CA-158, Covered Bridge for further information 3 photos. Significance: The Knight's Ferry Bridge was built in 1863-64 to replace an 1857 uncovered wooden truss that was destroyed in a flood. This ... More
Knight's Ferry Bridge, Spanning Stanislaus River, bypassed section of ...
See HABS No. CA-158, Covered Bridge for further information 3 photos. Significance: The Knight's Ferry Bridge was built in 1863-64 to replace an 1857 uncovered wooden truss that was destroyed in a flood. This ... More
Kennecott Copper Corporation, Company Store & Warehouse, On Copper Riv...
Significance: The Store and Warehouse building was built in 1917, along with several other additions to Kennecott Company Town. The concentration of functions in the new building reflected the continued growth ... More
Hawthorne Bridge, Spanning Willamette River at Hawthorne Boulevard & M...
Significance: The Hawthorne Bridge is the oldest extant vertical lift bridge in the United States. It is the oldest of Portland's Willamette bridges, initiating the replacement of earlier swing spans. Designed ... More
Kennecott Copper Corporation, Concentration Mill, On Copper River & No...
Significance: The Concentration Mill was a dynamic, ever changing structure. Its form reflected the ever-increasing complexity of the ores mined at Kennecott. The building was first erected in 1908 as the low... More
Kennecott Copper Corporation, Concentration Mill, On Copper River & No...
Significance: The Concentration Mill was a dynamic, ever changing structure. Its form reflected the ever-increasing complexity of the ores mined at Kennecott. The building was first erected in 1908 as the low... More
Kennecott Copper Corporation, Concentration Mill, On Copper River & No...
Significance: The Concentration Mill was a dynamic, ever changing structure. Its form reflected the ever-increasing complexity of the ores mined at Kennecott. The building was first erected in 1908 as the low... More
Kennecott Copper Corporation, Concentration Mill, On Copper River & No...
Significance: The Concentration Mill was a dynamic, ever changing structure. Its form reflected the ever-increasing complexity of the ores mined at Kennecott. The building was first erected in 1908 as the low... More
Kennecott Copper Corporation, Concentration Mill, On Copper River & No...
Significance: The Concentration Mill was a dynamic, ever changing structure. Its form reflected the ever-increasing complexity of the ores mined at Kennecott. The building was first erected in 1908 as the low... More
Bethlehem Steel Corporation, Lackawanna Plant, Route 5 on Lake Erie, B...
Survey number: HAER NY-198 Building/structure dates: 1899-1901 Initial Construction Building/structure dates: 1983 Subsequent Work
Bethlehem Steel Corporation, Lackawanna Plant, Route 5 on Lake Erie, B...
Survey number: HAER NY-198 Building/structure dates: 1899-1901 Initial Construction Building/structure dates: 1983 Subsequent Work
Bethlehem Steel Corporation, Lackawanna Plant, Route 5 on Lake Erie, B...
Survey number: HAER NY-198 Building/structure dates: 1899-1901 Initial Construction Building/structure dates: 1983 Subsequent Work
Bethlehem Steel Corporation, Lackawanna Plant, Route 5 on Lake Erie, B...
Survey number: HAER NY-198 Building/structure dates: 1899-1901 Initial Construction Building/structure dates: 1983 Subsequent Work
Bethlehem Steel Corporation, Lackawanna Plant, Route 5 on Lake Erie, B...
Survey number: HAER NY-198 Building/structure dates: 1899-1901 Initial Construction Building/structure dates: 1983 Subsequent Work
Bethlehem Steel Corporation, Lackawanna Plant, Route 5 on Lake Erie, B...
Survey number: HAER NY-198 Building/structure dates: 1899-1901 Initial Construction Building/structure dates: 1983 Subsequent Work
Bethlehem Steel Corporation, Lackawanna Plant, Route 5 on Lake Erie, B...
Survey number: HAER NY-198 Building/structure dates: 1899-1901 Initial Construction Building/structure dates: 1983 Subsequent Work
Bethlehem Steel Corporation, Lackawanna Plant, Route 5 on Lake Erie, B...
Survey number: HAER NY-198 Building/structure dates: 1899-1901 Initial Construction Building/structure dates: 1983 Subsequent Work
Bethlehem Steel Corporation, Lackawanna Plant, Route 5 on Lake Erie, B...
Survey number: HAER NY-198 Building/structure dates: 1899-1901 Initial Construction Building/structure dates: 1983 Subsequent Work
Bethlehem Steel Corporation, Lackawanna Plant, Route 5 on Lake Erie, B...
Survey number: HAER NY-198 Building/structure dates: 1899-1901 Initial Construction Building/structure dates: 1983 Subsequent Work
Bethlehem Steel Corporation, Lackawanna Plant, Route 5 on Lake Erie, B...
Survey number: HAER NY-198 Building/structure dates: 1899-1901 Initial Construction Building/structure dates: 1983 Subsequent Work
Bethlehem Steel Corporation, Lackawanna Plant, Route 5 on Lake Erie, B...
Survey number: HAER NY-198 Building/structure dates: 1899-1901 Initial Construction Building/structure dates: 1983 Subsequent Work
Bethlehem Steel Corporation, Lackawanna Plant, Route 5 on Lake Erie, B...
Survey number: HAER NY-198 Building/structure dates: 1899-1901 Initial Construction Building/structure dates: 1983 Subsequent Work
Bethlehem Steel Corporation, Lackawanna Plant, Route 5 on Lake Erie, B...
Survey number: HAER NY-198 Building/structure dates: 1899-1901 Initial Construction Building/structure dates: 1983 Subsequent Work
Bethlehem Steel Corporation, Lackawanna Plant, Route 5 on Lake Erie, B...
Survey number: HAER NY-198 Building/structure dates: 1899-1901 Initial Construction Building/structure dates: 1983 Subsequent Work
Bethlehem Steel Corporation, Lackawanna Plant, Route 5 on Lake Erie, B...
Survey number: HAER NY-198 Building/structure dates: 1899-1901 Initial Construction Building/structure dates: 1983 Subsequent Work
St. John's Bridge, Spans Willamette River at US Highway 30, Portland, ...
Significance: The St. John's Bridge is significant for its design and for its representation among suspension bridges in the Trans-Mississippi West and in Oregon. At the time of its completion, the bridge had ... More
St. John's Bridge, Spans Willamette River at US Highway 30, Portland, ...
Significance: The St. John's Bridge is significant for its design and for its representation among suspension bridges in the Trans-Mississippi West and in Oregon. At the time of its completion, the bridge had ... More
St. John's Bridge, Spans Willamette River at US Highway 30, Portland, ...
Significance: The St. John's Bridge is significant for its design and for its representation among suspension bridges in the Trans-Mississippi West and in Oregon. At the time of its completion, the bridge had ... More
St. John's Bridge, Spans Willamette River at US Highway 30, Portland, ...
Significance: The St. John's Bridge is significant for its design and for its representation among suspension bridges in the Trans-Mississippi West and in Oregon. At the time of its completion, the bridge had ... More
Los Angeles Aqueduct, Walker Creek Intake, Los Angeles, Los Angeles Co...
Survey number: HAER CA-298-B Public domain photograph - 1930s California, United States, free to use, no copyright restrictions image - Picryl description
Los Angeles Aqueduct, Mono Craters, Los Angeles, Los Angeles County, C...
Survey number: HAER CA-298-E Public domain photograph - historical image of California, United States, free to use, no copyright restrictions image - Picryl description
North Spring Street Bridge, Los Angeles, Los Angeles County, CA
Significance: North Spring Street Viaduct is one of the twelve historic bridges over the Los Angeles River determined eligible for the National Register of Historic Places. It was designed to provide a bypass ... More
Memphis & Charleston Freight Depot, 330 Church Street Northwest, Hunts...
Significance: The freight depot, erected in 1856, is one of the oldest surviving rail facilities in Alabama. Its Italianate architecture is typical of other commercial buildings of the era. / The depot compris... More
Short Bridge, Spanning South Santiam River at High Deck Road, Cascadia...
Significance: Built in 1945 to replace an earlier bridge at this site, Short Bridge illustrates Linn County's distinctive open-sided housing that was designed to increase visibility and reduce wind resistance. ... More
Short Bridge, Spanning South Santiam River at High Deck Road, Cascadia...
Significance: Built in 1945 to replace an earlier bridge at this site, Short Bridge illustrates Linn County's distinctive open-sided housing that was designed to increase visibility and reduce wind resistance. ... More
Burnside Bridge, Spanning Willamette River at Burnside Street, Portlan...
Significance: Burnside Bridge is one in an ensemble of twelve monumental highway bridges across the lower Willamette River, and one of five Portland span bridges (with Ross Island Bridge, Sellwood Bridge, Lovej... More
Southern Pacific, Sacramento Shops, Car Machine Shop, 111 I Street, Sa...
Significance: The largest and most comprehensive railroad heavy repair facilities in the Western United States, the unusually self-sufficient Sacramento Shops repaired locomotives and cars throughout its life a... More
Southern Pacific, Sacramento Shops, Car Machine Shop, 111 I Street, Sa...
Significance: The largest and most comprehensive railroad heavy repair facilities in the Western United States, the unusually self-sufficient Sacramento Shops repaired locomotives and cars throughout its life a... More
Kennecott Copper Corporation, Old School Building, On Copper River & N...
Survey number: HAER AK-1-M National Register of Historic Places NRIS Number: 78003420
District of Columbia War Memorial, West Potomac Park, Washington, Dist...
Significance: The District of Columbia War Memorial was built to commemorate the citizens of the District of Columbia who served in World War I. Authorized by an Act of Congress in 1924, funds to construct the... More
District of Columbia War Memorial, West Potomac Park, Washington, Dist...
Significance: The District of Columbia War Memorial was built to commemorate the citizens of the District of Columbia who served in World War I. Authorized by an Act of Congress in 1924, funds to construct the... More
Steel Bridge, Spanning Willamette River at State Route 99, Portland, M...
Significance: An early example of the Waddell-type vertical lift bridge, the Steel Bridge documents that, guided by Harrington, most features of the type achieved "standard" form by 1912. It also demonstrates ... More
Powder Works Bridge, Spanning San Lorenzo River, Keystone Way, Paradis...
type-4 Smith Truss; 180' long; 2 span Significance: Powder Works Bridge is the second oldest of twenty-one extant Smith truss covered bridges in the United States. It was built in 1872 for the California Powde... More
Powder Works Bridge, Spanning San Lorenzo River, Keystone Way, Paradis...
type-4 Smith Truss; 180' long; 2 span Significance: Powder Works Bridge is the second oldest of twenty-one extant Smith truss covered bridges in the United States. It was built in 1872 for the California Powde... More
Powder Works Bridge, Spanning San Lorenzo River, Keystone Way, Paradis...
type-4 Smith Truss; 180' long; 2 span Significance: Powder Works Bridge is the second oldest of twenty-one extant Smith truss covered bridges in the United States. It was built in 1872 for the California Powde... More
Powder Works Bridge, Spanning San Lorenzo River, Keystone Way, Paradis...
type-4 Smith Truss; 180' long; 2 span Significance: Powder Works Bridge is the second oldest of twenty-one extant Smith truss covered bridges in the United States. It was built in 1872 for the California Powde... More
Powder Works Bridge, Spanning San Lorenzo River, Keystone Way, Paradis...
type-4 Smith Truss; 180' long; 2 span Significance: Powder Works Bridge is the second oldest of twenty-one extant Smith truss covered bridges in the United States. It was built in 1872 for the California Powde... More
Powder Works Bridge, Spanning San Lorenzo River, Keystone Way, Paradis...
type-4 Smith Truss; 180' long; 2 span Significance: Powder Works Bridge is the second oldest of twenty-one extant Smith truss covered bridges in the United States. It was built in 1872 for the California Powde... More
Southern Pacific, Sacramento Shops, Planing Mill, 111 I Street, Sacram...
Significance: The largest and most comprehensive railroad heavy repair facilities in the Western United States, the unusually self-sufficient Sacramento Shops repaired locomotives and cars throughout its life a... More
Southern Pacific, Sacramento Shops, Planing Mill, 111 I Street, Sacram...
Significance: The largest and most comprehensive railroad heavy repair facilities in the Western United States, the unusually self-sufficient Sacramento Shops repaired locomotives and cars throughout its life a... More
Bridgeport Downtown, Bridgeport, Jackson County, AL
Significance: Bridgeport's history and small remnants of its built environment are representative of late-nineteenth century speculative "boom towns" that spread through the South and other areas of the United ... More
Fletcher Drive Bridge, Spanning Los Angeles River, Los Angeles, Los An...
Significance: The Fletcher Drive Bridge is designated Historic-Cultural Monument No. 322 of the City of Los Angeles and was one of the twelve significant river bridges constructed during a major bridge building... More
Skidoo Mine, Park Route 38 (Skidoo Road), Death Valley Junction, Inyo ...
Significance: The Skidoo Mine is associated with the operations of the Skidoo Mine Company, Death Valley's most successful gold mine. Although the mill shows structural deterioration, the mill is otherwise a we... More
Skidoo Mine, Park Route 38 (Skidoo Road), Death Valley Junction, Inyo ...
Significance: The Skidoo Mine is associated with the operations of the Skidoo Mine Company, Death Valley's most successful gold mine. Although the mill shows structural deterioration, the mill is otherwise a we... More
Skidoo Mine, Park Route 38 (Skidoo Road), Death Valley Junction, Inyo ...
Significance: The Skidoo Mine is associated with the operations of the Skidoo Mine Company, Death Valley's most successful gold mine. Although the mill shows structural deterioration, the mill is otherwise a we... More
Willamette River Bridges, Spanning Willamette River at various locatio...
Significance: The eleven Portland bridges recorded by the Willamette River Bridges Recording Project were built between 1910 and 1969, and reflect the suburban expansion of Portland across the Willamette River.... More