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U.S. Department of Transportation
Federal Highway Administration
1200 New Jersey Avenue, SE
Washington, DC 20590
202-366-4000
Orange, yellow, gray, blue and green make up the rainbow of colors on the 'Pumice Castle' cliffs of Crater Lake.
Public Domain. Photo by A. E. Crane
Download Original (2256 x 1496 pixels, 933.8 KB)
