Welcome to family-friendly Marathon Keys which is noted for its old Keys lifestyle and seafaring heritage. Marathon is known for its eco-attractions, which include The Turtle Hospital that rescues, rehabs and releases turtles back into Florida waters and The Dolphin Research Center that houses bottlenose dolphins and California sea lions for research and education.

Marathon, on Vaca Key, is the most developed city between Key West and Key Largo and is the gateway to the Seven Mile Bridge on the Overseas Highway. Marathon is also a boating center with a number of standout marinas. Residents, snowbirds and visitors especially enjoy Marathon for its world class fishing, waterfront restaurants and seafood festivals.