#51758: "A Minute Inspection of Nature's Works"
Public Domain. Photo by Dennis Adams of FHWA
Download Original (501 x 752 pixels, 102.3 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 (501 x 752 pixels, 102.3 KB)