Koh Tao is a small island off the coast of Thailand, facing the Gulf of Thailand. Koh Tao is located between Koh Samui and Koh Phangan to the north. In Koh Tao, the underwater visibility is exceptional, the island is home to vivid and gorgeous coral and numerous marine life, and it provides superb diving conditions, making it one of the world’s most famous diving and snorkeling destinations. Koh Tao’s seas are very clear. There are numerous reefs on Koh Tao, and the water temperature is similar to that of a bathtub. Underwater hills provide fantastic diving locations within a 20-kilometer radius of the island. As a result, Koh Tao has become a popular diving destination.