Question: The Dry Tortugas Ferry to Fort Jefferson is a visitor attraction in Key West, Florida, service is provided by the "Yankee Freedom III", a high-speed Incat-designed catamaran that takes visitors on the almost 70 mi trip out to Fort Jefferson in Dry Tortugas National Park, a national park in the United States about 68 mi west of Key West in which location?
Sentence (from "Dry Tortugas National Park"): The park preserves Fort Jefferson and the seven Dry Tortugas islands, the westernmost and most isolated of the Florida Keys.
Relevant evidence: No