Fort Jefferson

Fort Jefferson is a former U.S. military coastal fortress in the Dry Tortugas National Park of Florida. It is the largest brick masonry structure in the Americas, covering 16 acres and constructed of over 16 million bricks.

Places of Interest Nearby

Highlights include Dry Tortugas National Park and Tortuga Harbor Light.

Dry Tortugas National Park

Photo: Dry Tortugas NPS, CC BY 2.0.

Dry Tortugas National Park is a United States national park that contains a cluster of islands about 70 mi west of Key West, Florida, on Garden Key.

Tortuga Harbor Light

Lighthouse

Photo: Acroterion, CC BY-SA 4.0.

The Garden Key Light, also known as the Tortuga Harbor Light, is located at Fort Jefferson, on Garden Key in the Dry Tortugas, Florida. The first lighthouse, started in 1824 and first lit in 1826, was a brick conical tower. Tortuga Harbor Light is situated 370 feet southeast of Fort Jefferson.