About Koh Samet: Ko Samet is located in Rayong Province, southeast of Bangkok. It is the third largest island in Thailand. There is a long gorge in the north of Ko Samet and the east and west are linked by a small mountain range. The island is covered in lush jungle and coconut trees. The pleasant weather on Ko Samet means that tourists can enjoy water activities such as windsurfing, snorkeling, and water skiing all year round. In addition to the beautiful tropical scenery and the best beachfront swimming, Ko Samet also boasts inexpensive but top quality tropical fruits and seafood.