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.
The U. S. Meridian Stone which is located approximately in thecenter of the Ellipse south of the White House. The lines etched on the top are oriented N/S and E/W.
