#15245: The Energy Loop Meandering Through Lush Valleys and Over High Peaks
Public Domain. Photo by A. E. Crane
Download Original (137 x 200 pixels, 14.5 KB)
U.S. Department of Transportation
Federal Highway Administration
1200 New Jersey Avenue, SE
Washington, DC 20590
202-366-4000
Public Domain. Photo by A. E. Crane
Download Original (137 x 200 pixels, 14.5 KB)