Almost 70 miles (113 km) west of Key West lies the remote Dry Tortugas National Park. This 100-square mile park is mostly open water with seven small islands. Accessible only by boat or seaplane, the park is known the world over as the home of magnificent Fort Jefferson, picturesque blue waters, superlative coral reefs and marine life, and the vast assortment of bird life that frequents the area.
Explore a 19th Century Fort and Snorkel Crystal Clear Water with Incredible Marine Life
Explore Fort Jefferson
Located on Garden Key is historic Fort Jefferson, one of the nation’s largest 19th century forts in the United States.
Camping at the Dry Tortugas
Camping at Garden Key is an incredible experience. Amazing star gazing, snorkeling, sunsets and more!
Getting Here
70 miles west of Key West, the Dry Tortugas is accessible only by a daily concession ferry, private boats, charter boats, or seaplane.
Snorkeling and Diving
Dry Tortugas National Park is home to history and natural wonders above and below the water's’ surface.
Boating
Bring your own boat to Dry Tortugas National Park and get the most out of the opportunities to explore this remarkable national treasure.
Swimming
With less than 1% of Dry Tortugas National Park being dry ground, the best way to see this is by swimming.
Marine Visitor Use Map
Interactive Marine Visitor Use Map of Dry Tortugas that shows were to dive, boat and snorkel within park boundaries.
Frequently Asked Questions
Read on the frequently asked questions about the park before your visit.
Last updated: May 27, 2018