An island that was once popular only among divers, Koh Tao, is now one of the most visited holiday destinations in Thailand that sees tourists in droves throughout the year. Koh Tao, which is Thai for "turtle island", truly lives up to its moniker, as the island presents an abundance of remarkable dive sites that make for the best diving experiences to be had in the whole of Thailand. Descend deep into the crystal-clear waters, where schools of tropical fishes await to share beautiful moments.