#55056: Petroglyphs at Dinosaur National Monument
Public Domain. Greg Gnesios
Download Original (1161 x 756 pixels, 81.4 KB)
U.S. Department of Transportation
Federal Highway Administration
1200 New Jersey Avenue, SE
Washington, DC 20590
202-366-4000
Public Domain. Greg Gnesios
Download Original (1161 x 756 pixels, 81.4 KB)