#54685: Scooped Canyon Walls
Public Domain. Photo by Dennis Adams of FHWA
Download Original (485 x 749 pixels, 394.1 KB)
U.S. Department of Transportation
Federal Highway Administration
1200 New Jersey Avenue, SE
Washington, DC 20590
202-366-4000
Public Domain. Photo by Dennis Adams of FHWA
Download Original (485 x 749 pixels, 394.1 KB)