#58136: "Bomb-Proof" Sandstone in Joes Valley
© March 2005 Matt Howard.
Download Original (1200 x 1600 pixels, 876.3 KB)
U.S. Department of Transportation
Federal Highway Administration
1200 New Jersey Avenue, SE
Washington, DC 20590
202-366-4000
© March 2005 Matt Howard.
Download Original (1200 x 1600 pixels, 876.3 KB)