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.
In this view from the Washington Monument, the U.S. Department of the Interior, the department in which the U.S. Geological Survey resides, can be seen in the center of the image.
Public Domain.
