Gulf of Thailand: Includes Koh Samui, Koh Phangan & Koh TaoEbookGulf of Thailand: Includes Koh Samui, Koh Phangan & Koh TaobyAndrew SpoonerRating: 0 out of 5 stars0 ratingsSave Gulf of Thailand: Includes Koh Samui, Koh Phangan & Koh Tao for later