#51227: Two-posted Interpretive Sign on the Historic Columbia River Highway
Public Domain. Photo by Dennis Adams of FHWA
Download Original (2940 x 1954 pixels, 4441.1 MB)
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 (2940 x 1954 pixels, 4441.1 MB)