J. Clark Salyer National Wildlife Refuge, Dam 341, Along Lower Souris ...
Significance: The dams within the J. Clark Salyer National Wildlife Refuge represent a historical movement to preserve wildlife and wildlife habitat in the United States, which began in the mid-19th century and... More
South Fork Trinity River Bridge, State Highway 299 spanning South Fork...
Significance: The South Fork Trinity River Bridge is one of a very limited number of cantilever truss highway bridges in California. Best suited to specific terrain conditions such as deep canyons to be crosse... More
South Fork Trinity River Bridge, State Highway 299 spanning South Fork...
Significance: The South Fork Trinity River Bridge is one of a very limited number of cantilever truss highway bridges in California. Best suited to specific terrain conditions such as deep canyons to be crosse... More
South Fork Trinity River Bridge, State Highway 299 spanning South Fork...
Significance: The South Fork Trinity River Bridge is one of a very limited number of cantilever truss highway bridges in California. Best suited to specific terrain conditions such as deep canyons to be crosse... More
J. Clark Salyer National Wildlife Refuge, Dam 332, Along Lower Souris ...
Significance: The dams within the J. Clark Salyer National Wildlife Refuge represent a historical movement to preserve wildlife and wildlife habitat in the United States, which began in the mid-19th century and... More
J. Clark Salyer National Wildlife Refuge, Dam 326, Along Lower Souris ...
Significance: The dams within the J. Clark Salyer National Wildlife Refuge represent a historical movement to preserve wildlife and wildlife habitat in the United States, which began in the mid-19th century and... More
J. Clark Salyer National Wildlife Refuge, Dam 326, Along Lower Souris ...
Significance: The dams within the J. Clark Salyer National Wildlife Refuge represent a historical movement to preserve wildlife and wildlife habitat in the United States, which began in the mid-19th century and... More
J. Clark Salyer National Wildlife Refuge, Dam 320, Along Lower Souris ...
Picryl description: Public domain image of wildlife, wild animals, nature, free to use, no copyright restrictions.
South Fork Trinity River Bridge, State Highway 299 spanning South Fork...
Significance: The South Fork Trinity River Bridge is one of a very limited number of cantilever truss highway bridges in California. Best suited to specific terrain conditions such as deep canyons to be crosse... More
South Fork Trinity River Bridge, State Highway 299 spanning South Fork...
Significance: The South Fork Trinity River Bridge is one of a very limited number of cantilever truss highway bridges in California. Best suited to specific terrain conditions such as deep canyons to be crosse... More
South Fork Trinity River Bridge, State Highway 299 spanning South Fork...
Significance: The South Fork Trinity River Bridge is one of a very limited number of cantilever truss highway bridges in California. Best suited to specific terrain conditions such as deep canyons to be crosse... More
South Fork Trinity River Bridge, State Highway 299 spanning South Fork...
Significance: The South Fork Trinity River Bridge is one of a very limited number of cantilever truss highway bridges in California. Best suited to specific terrain conditions such as deep canyons to be crosse... More
South Fork Trinity River Bridge, State Highway 299 spanning South Fork...
Significance: The South Fork Trinity River Bridge is one of a very limited number of cantilever truss highway bridges in California. Best suited to specific terrain conditions such as deep canyons to be crosse... More
South Fork Trinity River Bridge, State Highway 299 spanning South Fork...
Significance: The South Fork Trinity River Bridge is one of a very limited number of cantilever truss highway bridges in California. Best suited to specific terrain conditions such as deep canyons to be crosse... More
J. Clark Salyer National Wildlife Refuge, Dam 332, Along Lower Souris ...
Significance: The dams within the J. Clark Salyer National Wildlife Refuge represent a historical movement to preserve wildlife and wildlife habitat in the United States, which began in the mid-19th century and... More
J. Clark Salyer National Wildlife Refuge, Dam 332, Along Lower Souris ...
Significance: The dams within the J. Clark Salyer National Wildlife Refuge represent a historical movement to preserve wildlife and wildlife habitat in the United States, which began in the mid-19th century and... More
J. Clark Salyer National Wildlife Refuge, Dam 357, Along Lower Souris ...
Significance: The dams within the J. Clark Salyer National Wildlife Refuge represent a historical movement to preserve wildlife and wildlife habitat in the United States, which began in the mid-19th century and... More
J. Clark Salyer National Wildlife Refuge, Dam 357, Along Lower Souris ...
Significance: The dams within the J. Clark Salyer National Wildlife Refuge represent a historical movement to preserve wildlife and wildlife habitat in the United States, which began in the mid-19th century and... More
J. Clark Salyer National Wildlife Refuge, Dam 320, Along Lower Souris ...
Picryl description: Public domain image of an arch bridge, stone structure, architecture, free to use, no copyright restrictions.
South Fork Trinity River Bridge, State Highway 299 spanning South Fork...
Significance: The South Fork Trinity River Bridge is one of a very limited number of cantilever truss highway bridges in California. Best suited to specific terrain conditions such as deep canyons to be crosse... More
South Fork Trinity River Bridge, State Highway 299 spanning South Fork...
Significance: The South Fork Trinity River Bridge is one of a very limited number of cantilever truss highway bridges in California. Best suited to specific terrain conditions such as deep canyons to be crosse... More
J. Clark Salyer National Wildlife Refuge, Dam 326, Along Lower Souris ...
Significance: The dams within the J. Clark Salyer National Wildlife Refuge represent a historical movement to preserve wildlife and wildlife habitat in the United States, which began in the mid-19th century and... More
J. Clark Salyer National Wildlife Refuge, Dam 326, Along Lower Souris ...
Significance: The dams within the J. Clark Salyer National Wildlife Refuge represent a historical movement to preserve wildlife and wildlife habitat in the United States, which began in the mid-19th century and... More
J. Clark Salyer National Wildlife Refuge, Dam 326, Along Lower Souris ...
Significance: The dams within the J. Clark Salyer National Wildlife Refuge represent a historical movement to preserve wildlife and wildlife habitat in the United States, which began in the mid-19th century and... More
J. Clark Salyer National Wildlife Refuge, Dam 357, Along Lower Souris ...
Significance: The dams within the J. Clark Salyer National Wildlife Refuge represent a historical movement to preserve wildlife and wildlife habitat in the United States, which began in the mid-19th century and... More
J. Clark Salyer National Wildlife Refuge, Dam 320, Along Lower Souris ...
Picryl description: Public domain image of wildlife, wild animals, nature, free to use, no copyright restrictions.
J. Clark Salyer National Wildlife Refuge, Dam 341, Along Lower Souris ...
Significance: The dams within the J. Clark Salyer National Wildlife Refuge represent a historical movement to preserve wildlife and wildlife habitat in the United States, which began in the mid-19th century and... More
South Fork Trinity River Bridge, State Highway 299 spanning South Fork...
Significance: The South Fork Trinity River Bridge is one of a very limited number of cantilever truss highway bridges in California. Best suited to specific terrain conditions such as deep canyons to be crosse... More
J. Clark Salyer National Wildlife Refuge Dams, Along Lower Souris Rive...
Significance: The dams represent a historical movement to preserve wildlife and wildlife habitat in the United States, which began in the mid-19th century and continues today. The refuge dams are significant f... More
J. Clark Salyer National Wildlife Refuge, Dam 357, Along Lower Souris ...
Significance: The dams within the J. Clark Salyer National Wildlife Refuge represent a historical movement to preserve wildlife and wildlife habitat in the United States, which began in the mid-19th century and... More
J. Clark Salyer National Wildlife Refuge, Dam 357, Along Lower Souris ...
Significance: The dams within the J. Clark Salyer National Wildlife Refuge represent a historical movement to preserve wildlife and wildlife habitat in the United States, which began in the mid-19th century and... More
J. Clark Salyer National Wildlife Refuge, Dam 341, Along Lower Souris ...
Significance: The dams within the J. Clark Salyer National Wildlife Refuge represent a historical movement to preserve wildlife and wildlife habitat in the United States, which began in the mid-19th century and... More
South Fork Trinity River Bridge, State Highway 299 spanning South Fork...
Significance: The South Fork Trinity River Bridge is one of a very limited number of cantilever truss highway bridges in California. Best suited to specific terrain conditions such as deep canyons to be crosse... More
South Fork Trinity River Bridge, State Highway 299 spanning South Fork...
Significance: The South Fork Trinity River Bridge is one of a very limited number of cantilever truss highway bridges in California. Best suited to specific terrain conditions such as deep canyons to be crosse... More
J. Clark Salyer National Wildlife Refuge Dams, Along Lower Souris Rive...
Significance: The dams represent a historical movement to preserve wildlife and wildlife habitat in the United States, which began in the mid-19th century and continues today. The refuge dams are significant f... More
J. Clark Salyer National Wildlife Refuge, Dam 326, Along Lower Souris ...
Significance: The dams within the J. Clark Salyer National Wildlife Refuge represent a historical movement to preserve wildlife and wildlife habitat in the United States, which began in the mid-19th century and... More
J. Clark Salyer National Wildlife Refuge, Dam 326, Along Lower Souris ...
Significance: The dams within the J. Clark Salyer National Wildlife Refuge represent a historical movement to preserve wildlife and wildlife habitat in the United States, which began in the mid-19th century and... More
J. Clark Salyer National Wildlife Refuge, Dam 357, Along Lower Souris ...
Significance: The dams within the J. Clark Salyer National Wildlife Refuge represent a historical movement to preserve wildlife and wildlife habitat in the United States, which began in the mid-19th century and... More
J. Clark Salyer National Wildlife Refuge, Dam 341, Along Lower Souris ...
Significance: The dams within the J. Clark Salyer National Wildlife Refuge represent a historical movement to preserve wildlife and wildlife habitat in the United States, which began in the mid-19th century and... More
J. Clark Salyer National Wildlife Refuge, Dam 341, Along Lower Souris ...
Significance: The dams within the J. Clark Salyer National Wildlife Refuge represent a historical movement to preserve wildlife and wildlife habitat in the United States, which began in the mid-19th century and... More
South Fork Trinity River Bridge, State Highway 299 spanning South Fork...
Significance: The South Fork Trinity River Bridge is one of a very limited number of cantilever truss highway bridges in California. Best suited to specific terrain conditions such as deep canyons to be crosse... More
South Fork Trinity River Bridge, State Highway 299 spanning South Fork...
Significance: The South Fork Trinity River Bridge is one of a very limited number of cantilever truss highway bridges in California. Best suited to specific terrain conditions such as deep canyons to be crosse... More
South Fork Trinity River Bridge, State Highway 299 spanning South Fork...
Significance: The South Fork Trinity River Bridge is one of a very limited number of cantilever truss highway bridges in California. Best suited to specific terrain conditions such as deep canyons to be crosse... More
South Fork Trinity River Bridge, State Highway 299 spanning South Fork...
Significance: The South Fork Trinity River Bridge is one of a very limited number of cantilever truss highway bridges in California. Best suited to specific terrain conditions such as deep canyons to be crosse... More
South Fork Trinity River Bridge, State Highway 299 spanning South Fork...
Significance: The South Fork Trinity River Bridge is one of a very limited number of cantilever truss highway bridges in California. Best suited to specific terrain conditions such as deep canyons to be crosse... More
J. Clark Salyer National Wildlife Refuge, Dam 332, Along Lower Souris ...
Significance: The dams within the J. Clark Salyer National Wildlife Refuge represent a historical movement to preserve wildlife and wildlife habitat in the United States, which began in the mid-19th century and... More
J. Clark Salyer National Wildlife Refuge, Dam 326, Along Lower Souris ...
Significance: The dams within the J. Clark Salyer National Wildlife Refuge represent a historical movement to preserve wildlife and wildlife habitat in the United States, which began in the mid-19th century and... More
J. Clark Salyer National Wildlife Refuge, Dam 357, Along Lower Souris ...
Significance: The dams within the J. Clark Salyer National Wildlife Refuge represent a historical movement to preserve wildlife and wildlife habitat in the United States, which began in the mid-19th century and... More
J. Clark Salyer National Wildlife Refuge, Dam 357, Along Lower Souris ...
Significance: The dams within the J. Clark Salyer National Wildlife Refuge represent a historical movement to preserve wildlife and wildlife habitat in the United States, which began in the mid-19th century and... More
South Fork Trinity River Bridge, State Highway 299 spanning South Fork...
Significance: The South Fork Trinity River Bridge is one of a very limited number of cantilever truss highway bridges in California. Best suited to specific terrain conditions such as deep canyons to be crosse... More
South Fork Trinity River Bridge, State Highway 299 spanning South Fork...
Significance: The South Fork Trinity River Bridge is one of a very limited number of cantilever truss highway bridges in California. Best suited to specific terrain conditions such as deep canyons to be crosse... More
South Fork Trinity River Bridge, State Highway 299 spanning South Fork...
Significance: The South Fork Trinity River Bridge is one of a very limited number of cantilever truss highway bridges in California. Best suited to specific terrain conditions such as deep canyons to be crosse... More
South Fork Trinity River Bridge, State Highway 299 spanning South Fork...
Significance: The South Fork Trinity River Bridge is one of a very limited number of cantilever truss highway bridges in California. Best suited to specific terrain conditions such as deep canyons to be crosse... More
South Fork Trinity River Bridge, State Highway 299 spanning South Fork...
Significance: The South Fork Trinity River Bridge is one of a very limited number of cantilever truss highway bridges in California. Best suited to specific terrain conditions such as deep canyons to be crosse... More
South Fork Trinity River Bridge, State Highway 299 spanning South Fork...
Significance: The South Fork Trinity River Bridge is one of a very limited number of cantilever truss highway bridges in California. Best suited to specific terrain conditions such as deep canyons to be crosse... More
J. Clark Salyer National Wildlife Refuge, Dam 357, Along Lower Souris ...
Significance: The dams within the J. Clark Salyer National Wildlife Refuge represent a historical movement to preserve wildlife and wildlife habitat in the United States, which began in the mid-19th century and... More
J. Clark Salyer National Wildlife Refuge, Dam 357, Along Lower Souris ...
Significance: The dams within the J. Clark Salyer National Wildlife Refuge represent a historical movement to preserve wildlife and wildlife habitat in the United States, which began in the mid-19th century and... More
J. Clark Salyer National Wildlife Refuge, Dam 357, Along Lower Souris ...
Significance: The dams within the J. Clark Salyer National Wildlife Refuge represent a historical movement to preserve wildlife and wildlife habitat in the United States, which began in the mid-19th century and... More
J. Clark Salyer National Wildlife Refuge, Dam 357, Along Lower Souris ...
Significance: The dams within the J. Clark Salyer National Wildlife Refuge represent a historical movement to preserve wildlife and wildlife habitat in the United States, which began in the mid-19th century and... More
J. Clark Salyer National Wildlife Refuge, Dam 357, Along Lower Souris ...
Significance: The dams within the J. Clark Salyer National Wildlife Refuge represent a historical movement to preserve wildlife and wildlife habitat in the United States, which began in the mid-19th century and... More
J. Clark Salyer National Wildlife Refuge, Dam 320, Along Lower Souris ...
Picryl description: Public domain image of wildlife, wild animals, nature, free to use, no copyright restrictions.
J. Clark Salyer National Wildlife Refuge, Dam 320, Along Lower Souris ...
Picryl description: Public domain image of wildlife, wild animals, nature, free to use, no copyright restrictions.
J. Clark Salyer National Wildlife Refuge, Dam 320, Along Lower Souris ...
Picryl description: Public domain image of a park, trees, outdoors, free to use, no copyright restrictions.
J. Clark Salyer National Wildlife Refuge, Dam 341, Along Lower Souris ...
Significance: The dams within the J. Clark Salyer National Wildlife Refuge represent a historical movement to preserve wildlife and wildlife habitat in the United States, which began in the mid-19th century and... More
J. Clark Salyer National Wildlife Refuge, Dam 341, Along Lower Souris ...
Significance: The dams within the J. Clark Salyer National Wildlife Refuge represent a historical movement to preserve wildlife and wildlife habitat in the United States, which began in the mid-19th century and... More
South Fork Trinity River Bridge, State Highway 299 spanning South Fork...
Significance: The South Fork Trinity River Bridge is one of a very limited number of cantilever truss highway bridges in California. Best suited to specific terrain conditions such as deep canyons to be crosse... More
South Fork Trinity River Bridge, State Highway 299 spanning South Fork...
Significance: The South Fork Trinity River Bridge is one of a very limited number of cantilever truss highway bridges in California. Best suited to specific terrain conditions such as deep canyons to be crosse... More
South Fork Trinity River Bridge, State Highway 299 spanning South Fork...
Significance: The South Fork Trinity River Bridge is one of a very limited number of cantilever truss highway bridges in California. Best suited to specific terrain conditions such as deep canyons to be crosse... More
South Fork Trinity River Bridge, State Highway 299 spanning South Fork...
Significance: The South Fork Trinity River Bridge is one of a very limited number of cantilever truss highway bridges in California. Best suited to specific terrain conditions such as deep canyons to be crosse... More
South Fork Trinity River Bridge, State Highway 299 spanning South Fork...
Significance: The South Fork Trinity River Bridge is one of a very limited number of cantilever truss highway bridges in California. Best suited to specific terrain conditions such as deep canyons to be crosse... More
J. Clark Salyer National Wildlife Refuge, Dam 326, Along Lower Souris ...
Significance: The dams within the J. Clark Salyer National Wildlife Refuge represent a historical movement to preserve wildlife and wildlife habitat in the United States, which began in the mid-19th century and... More
J. Clark Salyer National Wildlife Refuge, Dam 326, Along Lower Souris ...
Significance: The dams within the J. Clark Salyer National Wildlife Refuge represent a historical movement to preserve wildlife and wildlife habitat in the United States, which began in the mid-19th century and... More
J. Clark Salyer National Wildlife Refuge, Dam 320, Along Lower Souris ...
Picryl description: Public domain image of wildlife, wild animals, nature, free to use, no copyright restrictions.
J. Clark Salyer National Wildlife Refuge, Dam 341, Along Lower Souris ...
Significance: The dams within the J. Clark Salyer National Wildlife Refuge represent a historical movement to preserve wildlife and wildlife habitat in the United States, which began in the mid-19th century and... More
South Fork Trinity River Bridge, State Highway 299 spanning South Fork...
Significance: The South Fork Trinity River Bridge is one of a very limited number of cantilever truss highway bridges in California. Best suited to specific terrain conditions such as deep canyons to be crosse... More
South Fork Trinity River Bridge, State Highway 299 spanning South Fork...
Significance: The South Fork Trinity River Bridge is one of a very limited number of cantilever truss highway bridges in California. Best suited to specific terrain conditions such as deep canyons to be crosse... More
South Fork Trinity River Bridge, State Highway 299 spanning South Fork...
Significance: The South Fork Trinity River Bridge is one of a very limited number of cantilever truss highway bridges in California. Best suited to specific terrain conditions such as deep canyons to be crosse... More
South Fork Trinity River Bridge, State Highway 299 spanning South Fork...
Significance: The South Fork Trinity River Bridge is one of a very limited number of cantilever truss highway bridges in California. Best suited to specific terrain conditions such as deep canyons to be crosse... More
J. Clark Salyer National Wildlife Refuge, Dam 332, Along Lower Souris ...
Significance: The dams within the J. Clark Salyer National Wildlife Refuge represent a historical movement to preserve wildlife and wildlife habitat in the United States, which began in the mid-19th century and... More
J. Clark Salyer National Wildlife Refuge, Dam 326, Along Lower Souris ...
Significance: The dams within the J. Clark Salyer National Wildlife Refuge represent a historical movement to preserve wildlife and wildlife habitat in the United States, which began in the mid-19th century and... More
J. Clark Salyer National Wildlife Refuge, Dam 357, Along Lower Souris ...
Significance: The dams within the J. Clark Salyer National Wildlife Refuge represent a historical movement to preserve wildlife and wildlife habitat in the United States, which began in the mid-19th century and... More
J. Clark Salyer National Wildlife Refuge, Dam 357, Along Lower Souris ...
Significance: The dams within the J. Clark Salyer National Wildlife Refuge represent a historical movement to preserve wildlife and wildlife habitat in the United States, which began in the mid-19th century and... More
South Fork Trinity River Bridge, State Highway 299 spanning South Fork...
Significance: The South Fork Trinity River Bridge is one of a very limited number of cantilever truss highway bridges in California. Best suited to specific terrain conditions such as deep canyons to be crosse... More
South Fork Trinity River Bridge, State Highway 299 spanning South Fork...
Significance: The South Fork Trinity River Bridge is one of a very limited number of cantilever truss highway bridges in California. Best suited to specific terrain conditions such as deep canyons to be crosse... More
South Fork Trinity River Bridge, State Highway 299 spanning South Fork...
Significance: The South Fork Trinity River Bridge is one of a very limited number of cantilever truss highway bridges in California. Best suited to specific terrain conditions such as deep canyons to be crosse... More
South Fork Trinity River Bridge, State Highway 299 spanning South Fork...
Significance: The South Fork Trinity River Bridge is one of a very limited number of cantilever truss highway bridges in California. Best suited to specific terrain conditions such as deep canyons to be crosse... More
South Fork Trinity River Bridge, State Highway 299 spanning South Fork...
Significance: The South Fork Trinity River Bridge is one of a very limited number of cantilever truss highway bridges in California. Best suited to specific terrain conditions such as deep canyons to be crosse... More
South Fork Trinity River Bridge, State Highway 299 spanning South Fork...
Significance: The South Fork Trinity River Bridge is one of a very limited number of cantilever truss highway bridges in California. Best suited to specific terrain conditions such as deep canyons to be crosse... More
South Fork Trinity River Bridge, State Highway 299 spanning South Fork...
Significance: The South Fork Trinity River Bridge is one of a very limited number of cantilever truss highway bridges in California. Best suited to specific terrain conditions such as deep canyons to be crosse... More
South Fork Trinity River Bridge, State Highway 299 spanning South Fork...
Significance: The South Fork Trinity River Bridge is one of a very limited number of cantilever truss highway bridges in California. Best suited to specific terrain conditions such as deep canyons to be crosse... More
J. Clark Salyer National Wildlife Refuge, Dam 332, Along Lower Souris ...
Significance: The dams within the J. Clark Salyer National Wildlife Refuge represent a historical movement to preserve wildlife and wildlife habitat in the United States, which began in the mid-19th century and... More
J. Clark Salyer National Wildlife Refuge, Dam 332, Along Lower Souris ...
Significance: The dams within the J. Clark Salyer National Wildlife Refuge represent a historical movement to preserve wildlife and wildlife habitat in the United States, which began in the mid-19th century and... More
J. Clark Salyer National Wildlife Refuge, Dam 326, Along Lower Souris ...
Significance: The dams within the J. Clark Salyer National Wildlife Refuge represent a historical movement to preserve wildlife and wildlife habitat in the United States, which began in the mid-19th century and... More
J. Clark Salyer National Wildlife Refuge, Dam 357, Along Lower Souris ...
Significance: The dams within the J. Clark Salyer National Wildlife Refuge represent a historical movement to preserve wildlife and wildlife habitat in the United States, which began in the mid-19th century and... More
J. Clark Salyer National Wildlife Refuge, Dam 357, Along Lower Souris ...
Significance: The dams within the J. Clark Salyer National Wildlife Refuge represent a historical movement to preserve wildlife and wildlife habitat in the United States, which began in the mid-19th century and... More
J. Clark Salyer National Wildlife Refuge, Dam 320, Along Lower Souris ...
Picryl description: Public domain image of wildlife, wild animals, nature, free to use, no copyright restrictions.
J. Clark Salyer National Wildlife Refuge, Dam 320, Along Lower Souris ...
Picryl description: Public domain image of wildlife, wild animals, nature, free to use, no copyright restrictions.
J. Clark Salyer National Wildlife Refuge, Dam 341, Along Lower Souris ...
Significance: The dams within the J. Clark Salyer National Wildlife Refuge represent a historical movement to preserve wildlife and wildlife habitat in the United States, which began in the mid-19th century and... More
J. Clark Salyer National Wildlife Refuge, Dam 341, Along Lower Souris ...
Significance: The dams within the J. Clark Salyer National Wildlife Refuge represent a historical movement to preserve wildlife and wildlife habitat in the United States, which began in the mid-19th century and... More
South Fork Trinity River Bridge, State Highway 299 spanning South Fork...
Significance: The South Fork Trinity River Bridge is one of a very limited number of cantilever truss highway bridges in California. Best suited to specific terrain conditions such as deep canyons to be crosse... More