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 family enjoys the cool water at the foot of a waterfall on the Mossy Cave Trail (the waterfall branch of the hike.)
Public Domain. Photo by A. E. Crane
Download Original (1752 x 1196 pixels, 820.3 KB)
