The island is the main gateway to the exotic coral reefs and marine life of the Andaman Sea. Diving expeditions, snorkeling and sea kayaking are just some of the options available to you. For diving tours, don’t miss places such as Hin Daeng & Hin Muang, the King Cruiser Wreck, Anemone Reef, Hin Bida, Koh Bida and Koh Ha, which is primarily known for its underwater caves.