Unspoiled island of Koh Surin lie 60 kilometers off the Phang-nga coast. Discovered in the early 70's, the coral reefs at Surin islands are the best snorkeling site in Thailand. The islands are naturally uninhabited except for the nomadic sea gypsies-the moken. Peaceful and tranquil,various wildlife can be found on the islands including flying squirrel, pig tailed monkeys, flying lizards, eagles and sea eagles.