Los Angeles Aqueduct, Tunnel Interior, Los Angeles, Los Angeles County...
Survey number: HAER CA-298-AG
Kennecott Copper Corporation, West Bunkhouse, On Copper River & Northw...
Survey number: HAER AK-1-B National Register of Historic Places NRIS Number: 78003420
Kennecott Copper Corporation, Firehouse, On Copper River & Northwester...
Survey number: HAER AK-1-O National Register of Historic Places NRIS Number: 78003420
Los Angeles Aqueduct, Hollywood Reservoir, Los Angeles, Los Angeles Co...
Survey number: HAER CA-298-AK
Kennecott Copper Corporation, New School Building, On Copper River & N...
Survey number: HAER AK-1-N National Register of Historic Places NRIS Number: 78003420
Toyota River Bridge, Skagway, Skagway, AK
This survey was originally located in the Skagway-Hoonah-Angoon Census Area. The name of the borough was changed to Skagway. Based on information from staff in the National Park Service's Alaska Regional Office... more
Los Angeles Aqueduct, Walker Creek Intake, Los Angeles, Los Angeles Co...
Survey number: HAER CA-298-B
Kennecott Copper Corporation, NPS Interpretation Building, On Copper R...
Survey number: HAER AK-1-P National Register of Historic Places NRIS Number: 78003420
Los Angeles Aqueduct, Second Aqueduct, Los Angeles, Los Angeles County...
Survey number: HAER CA-298-X
Los Angeles Aqueduct, Mono Craters, Los Angeles, Los Angeles County, C...
Survey number: HAER CA-298-E
Los Angeles Aqueduct, Grant Lake Dam, Los Angeles, Los Angeles County,...
Survey number: HAER CA-298-D
Los Angeles Aqueduct, Pine Tree Canyon, Los Angeles, Los Angeles Count...
Survey number: HAER CA-298-Z
Marconi Radio Sites, Receiving, Point Reyes Station, Marin County, CA
Survey number: HAER CA-311-B National Register of Historic Places NRIS Number: 100002109
Los Angeles Aqueduct, Bouquet Reservoir, Los Angeles, Los Angeles Coun...
Survey number: HAER CA-298-AD
Fremont Bridge, Spanning Willamette River, carrying Interstate 405 nor...
Significance: Opened in 1973, and the epitome of high-tech, the graceful Fremont Bridge is still both the longest bridge (main span) in Oregon and the longest tied arch bridge in the world. Its 6,000-ton cente... more
Los Angeles Aqueduct, Upper Gorge Power Plant, Los Angeles, Los Angele...
Survey number: HAER CA-298-I
Fremont Bridge, Spanning Willamette River, carrying Interstate 405 nor...
Significance: Opened in 1973, and the epitome of high-tech, the graceful Fremont Bridge is still both the longest bridge (main span) in Oregon and the longest tied arch bridge in the world. Its 6,000-ton cente... more
Marconi Radio Sites, Receiving, Point Reyes Station, Marin County, CA
Survey number: HAER CA-311-B National Register of Historic Places NRIS Number: 100002109
Los Angeles Aqueduct, Upper Gorge Power Plant, Los Angeles, Los Angele...
Survey number: HAER CA-298-I
Los Angeles Aqueduct, Bouquet Reservoir, Los Angeles, Los Angeles Coun...
Survey number: HAER CA-298-AD
Marconi Radio Sites, Receiving, Point Reyes Station, Marin County, CA
Survey number: HAER CA-311-B National Register of Historic Places NRIS Number: 100002109
Fremont Bridge, Spanning Willamette River, carrying Interstate 405 nor...
Significance: Opened in 1973, and the epitome of high-tech, the graceful Fremont Bridge is still both the longest bridge (main span) in Oregon and the longest tied arch bridge in the world. Its 6,000-ton cente... more
Los Angeles Aqueduct, Bouquet Reservoir, Los Angeles, Los Angeles Coun...
Survey number: HAER CA-298-AD
Marconi Radio Sites, Receiving, Point Reyes Station, Marin County, CA
Survey number: HAER CA-311-B National Register of Historic Places NRIS Number: 100002109
Fremont Bridge, Spanning Willamette River, carrying Interstate 405 nor...
Significance: Opened in 1973, and the epitome of high-tech, the graceful Fremont Bridge is still both the longest bridge (main span) in Oregon and the longest tied arch bridge in the world. Its 6,000-ton cente... more
Marconi Radio Sites, Receiving, Point Reyes Station, Marin County, CA
Survey number: HAER CA-311-B National Register of Historic Places NRIS Number: 100002109
Fremont Bridge, Spanning Willamette River, carrying Interstate 405 nor...
Significance: Opened in 1973, and the epitome of high-tech, the graceful Fremont Bridge is still both the longest bridge (main span) in Oregon and the longest tied arch bridge in the world. Its 6,000-ton cente... more
Marconi Radio Sites, Receiving, Point Reyes Station, Marin County, CA
Survey number: HAER CA-311-B National Register of Historic Places NRIS Number: 100002109
Fremont Bridge, Spanning Willamette River, carrying Interstate 405 nor...
Significance: Opened in 1973, and the epitome of high-tech, the graceful Fremont Bridge is still both the longest bridge (main span) in Oregon and the longest tied arch bridge in the world. Its 6,000-ton cente... more
Marconi Radio Sites, Receiving, Point Reyes Station, Marin County, CA
Survey number: HAER CA-311-B National Register of Historic Places NRIS Number: 100002109
Fremont Bridge, Spanning Willamette River, carrying Interstate 405 nor...
Significance: Opened in 1973, and the epitome of high-tech, the graceful Fremont Bridge is still both the longest bridge (main span) in Oregon and the longest tied arch bridge in the world. Its 6,000-ton cente... more
Fremont Bridge, Spanning Willamette River, carrying Interstate 405 nor...
Significance: Opened in 1973, and the epitome of high-tech, the graceful Fremont Bridge is still both the longest bridge (main span) in Oregon and the longest tied arch bridge in the world. Its 6,000-ton cente... more
Marconi Radio Sites, Receiving, Point Reyes Station, Marin County, CA
Survey number: HAER CA-311-B National Register of Historic Places NRIS Number: 100002109
Fremont Bridge, Spanning Willamette River, carrying Interstate 405 nor...
Significance: Opened in 1973, and the epitome of high-tech, the graceful Fremont Bridge is still both the longest bridge (main span) in Oregon and the longest tied arch bridge in the world. Its 6,000-ton cente... more
Marconi Radio Sites, Receiving, Point Reyes Station, Marin County, CA
Survey number: HAER CA-311-B National Register of Historic Places NRIS Number: 100002109
Fremont Bridge, Spanning Willamette River, carrying Interstate 405 nor...
Significance: Opened in 1973, and the epitome of high-tech, the graceful Fremont Bridge is still both the longest bridge (main span) in Oregon and the longest tied arch bridge in the world. Its 6,000-ton cente... more
Marconi Radio Sites, Receiving, Point Reyes Station, Marin County, CA
Survey number: HAER CA-311-B National Register of Historic Places NRIS Number: 100002109
Marconi Radio Sites, Receiving, Point Reyes Station, Marin County, CA
Survey number: HAER CA-311-B National Register of Historic Places NRIS Number: 100002109
Fremont Bridge, Spanning Willamette River, carrying Interstate 405 nor...
Significance: Opened in 1973, and the epitome of high-tech, the graceful Fremont Bridge is still both the longest bridge (main span) in Oregon and the longest tied arch bridge in the world. Its 6,000-ton cente... more
Fremont Bridge, Spanning Willamette River, carrying Interstate 405 nor...
Significance: Opened in 1973, and the epitome of high-tech, the graceful Fremont Bridge is still both the longest bridge (main span) in Oregon and the longest tied arch bridge in the world. Its 6,000-ton cente... more
Marconi Radio Sites, Receiving, Point Reyes Station, Marin County, CA
Survey number: HAER CA-311-B National Register of Historic Places NRIS Number: 100002109
Fremont Bridge, Spanning Willamette River, carrying Interstate 405 nor...
Significance: Opened in 1973, and the epitome of high-tech, the graceful Fremont Bridge is still both the longest bridge (main span) in Oregon and the longest tied arch bridge in the world. Its 6,000-ton cente... more
Marconi Radio Sites, Receiving, Point Reyes Station, Marin County, CA
Survey number: HAER CA-311-B National Register of Historic Places NRIS Number: 100002109
Marconi Radio Sites, Receiving, Point Reyes Station, Marin County, CA
Survey number: HAER CA-311-B National Register of Historic Places NRIS Number: 100002109
Fremont Bridge, Spanning Willamette River, carrying Interstate 405 nor...
Significance: Opened in 1973, and the epitome of high-tech, the graceful Fremont Bridge is still both the longest bridge (main span) in Oregon and the longest tied arch bridge in the world. Its 6,000-ton cente... more
Fremont Bridge, Spanning Willamette River, carrying Interstate 405 nor...
Significance: Opened in 1973, and the epitome of high-tech, the graceful Fremont Bridge is still both the longest bridge (main span) in Oregon and the longest tied arch bridge in the world. Its 6,000-ton cente... more
Marconi Radio Sites, Receiving, Point Reyes Station, Marin County, CA
Survey number: HAER CA-311-B National Register of Historic Places NRIS Number: 100002109
Marconi Radio Sites, Receiving, Point Reyes Station, Marin County, CA
Survey number: HAER CA-311-B National Register of Historic Places NRIS Number: 100002109
Fremont Bridge, Spanning Willamette River, carrying Interstate 405 nor...
Significance: Opened in 1973, and the epitome of high-tech, the graceful Fremont Bridge is still both the longest bridge (main span) in Oregon and the longest tied arch bridge in the world. Its 6,000-ton cente... more
Fremont Bridge, Spanning Willamette River, carrying Interstate 405 nor...
Significance: Opened in 1973, and the epitome of high-tech, the graceful Fremont Bridge is still both the longest bridge (main span) in Oregon and the longest tied arch bridge in the world. Its 6,000-ton cente... more
Marconi Radio Sites, Receiving, Point Reyes Station, Marin County, CA
Survey number: HAER CA-311-B National Register of Historic Places NRIS Number: 100002109
Fremont Bridge, Spanning Willamette River, carrying Interstate 405 nor...
Significance: Opened in 1973, and the epitome of high-tech, the graceful Fremont Bridge is still both the longest bridge (main span) in Oregon and the longest tied arch bridge in the world. Its 6,000-ton cente... more
Fremont Bridge, Spanning Willamette River, carrying Interstate 405 nor...
Significance: Opened in 1973, and the epitome of high-tech, the graceful Fremont Bridge is still both the longest bridge (main span) in Oregon and the longest tied arch bridge in the world. Its 6,000-ton cente... more
Fremont Bridge, Spanning Willamette River, carrying Interstate 405 nor...
Significance: Opened in 1973, and the epitome of high-tech, the graceful Fremont Bridge is still both the longest bridge (main span) in Oregon and the longest tied arch bridge in the world. Its 6,000-ton cente... more
Fremont Bridge, Spanning Willamette River, carrying Interstate 405 nor...
Significance: Opened in 1973, and the epitome of high-tech, the graceful Fremont Bridge is still both the longest bridge (main span) in Oregon and the longest tied arch bridge in the world. Its 6,000-ton cente... more
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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