Official websites use .gov
A .gov website belongs to an official government
organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you’ve safely connected to
the .gov website. Share sensitive information only on official,
secure websites.
U.S. Department of Transportation
Federal Highway Administration
1200 New Jersey Avenue, SE
Washington, DC 20590
202-366-4000
A short gray rock stands like a sentinel on the North Dakota prairie near the Sheyenne River Valley.
Public Domain. Photo by Pete Deffendol of NSBO
Download Original (3072 x 2304 pixels, 3540.2 MB)
