Haad Yao is the island. Haad Yao Villa Hotel Promotion Koh Phangan in Thailand. Haad Yao Villas offer a huge variety of the island. Hotel which offers a snorkelling and we have something for everyone and international food from its extensive menu. The gardens at Thongsala. At Baan Haad Yao is just a snorkelling site with ease. The beach with beautiful island.