Photo: Southernmost Point, Key West

There are 2 engravings nearby this buoy. They read:

God Bless America

City of Key West, Florida

Dedicated Sept. 10, 1983

This monument establishes southernmost point of continental U.S.A. designed as a nun buoy shape & color channel marker.

AND

October 10, 1993 A.D.

In honor of the generosity of the people of the United States of America to the people of Cuba, this memorial is dedicated in honor of the thousands of Cubans that have lost their lives at sea, looking for freedom and social justice in this great melting pot, America, the leader in democracy.