Koh Tao, in the Gulf of Thailand, is a top spot for snorkeling and scuba diving. Divers can expect to see a variety of marine life, including whale sharks, green sea turtles, barracudas, and blacktip reef sharks. The waters are warm and clear, making it suitable for divers of all skill levels. Unique creatures like moray eels and colorful nudibranchs add to the excitement of diving in this beautiful location.