National Marine Park Introduction: Sirinat Marine National Park covers an area of ​​90 square kilometers, bordering Phuket International Airport to the west and the northern tip of Phuket Island to the north, covering Naiyang, Naithon and Mai Khao three beaches and the original Nai Yang National Park. There are rare turtles here, the only mangrove forest on the island that has not been destroyed, and Kathu Falls, which is a good choice for swimming and snorkeling.