An official website of the United States government
Here’s how you know
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.
British chart from 1771 illustrating the limited information available at that time to accurately chart the western end of the Florida Keys.
Learn more
Credit
Norman B. Leventhal Map Center , Boston Public Library