Watch Discoveries…America: National Parks - Dry Tortugas, Fort Jefferson & Florida Keys (2012) : Full Movie Online Free Dry Tortugas: Journey aboard the Yankee Freedom, a 100 foot catamaran for the 2.5 hour, 70 mile trip. The area is known for its famous bird and marine life, its legends of pirates and sunken gold, and its military past. Fort Jefferson: The strategic location of the Dry Tortugas brought a large number of vessels through its surrounding waters as they connect the Atlantic Ocean and the Gulf of Mexico. Early on, the shipping channel was used among Spanish explorers and merchants traveling along the Gulf Coast. Go on a tour with National Park Ranger Chris Ziegler to fully appreciate the Fort's unique construction and history. Florida Keys Eco-Discovery Center: Journey into the world of the native plants and animals of the Keys, both on land and underwater. Leave with an increased awareness and appreciation of the need to protect and conserve the ecosystem of South Florida.