Phang Nga Bay or Ao Phang Nga National Park
The Phang Nga National Park covers a vast area both onshore and offshore of about 250,000 rais (100,000 acres), covering the areas of Amphoe Muang, Amphoe Takua Thung, and Amphoe Ko Yao. It was declared a national park on 29th April B.E. 2524 (1981).
Mu Koh Similan National Park
Similan is a Yawi or Malay word, which means nine or a group of nine islands. This is located in Tambon Ko Phra Thong, Amphoe Khura Buri, occupying an area of 32,000 acres. It was declared a national park on 1st September 1982.
Mu Koh Surin National Park
Situated in Tambon Koh Phra Thong and covering an area of 84,375 rais (33,750 acres), Mu Koh Surin is an archipelago of 5 islands: Koh Surin Nuea, Koh Surin Tai, Koh Ri, Koh Khai, and Koh Klang. It was declared a national park on July 9, 1981. The archipelago is located in the Andaman Sea, near the Thai-Burmese sea border, to the west coast of Thailand.