Koh Tao

Surat Thani, Thailand

A small turtle-shaped island renowned as one of the world's best and most affordable places to learn scuba diving.

About this place

This tiny 21-square-kilometer island certifies more divers than anywhere else on Earth, with crystal-clear waters and abundant marine life. Sairee Beach offers the best nightlife and restaurants, while Shark Bay and Aow Leuk provide excellent snorkeling. Book diving courses in advance during peak season, and consider staying longer as many visitors extend their trips after falling in love with the island.