The Similan Islands are one of the world's most famous diving destinations. The protected waters, in the Andaman Sea about 40 miles from Thailand's west coast, contain abundant marine life ...

Thailand is home to many vibrant coastal ecosystems (like those at Khao Sam Roi Yot National Park), but nothing compares to Similan Islands Marine National Park. With waters at an average ...

Overnight tourist stays on ... licensed deep-sea diving tour companies, according to a Royal Gazette published Monday. Day trips will still be permitted. The Similan islands, located 80 kilometres ...