Key West Reef Snorkeling Cruise. Envision yourself swimming freely among the vibrant fish of the Florida Keys during a 3.5-hour Key West snorkeling tour. This tranquil catamaran cruise provides easy snorkeling among coral reefs and includes beverages. You may even spot a pod of dolphins or sea turtles drifting by. Book and Save 8% Off Key West Reef Snorkeling Cruise.