Sirinath National Park covers an area of 90 sq km, from just south of Phuket International Airport to the island's northern tip. Nai Yang, Nai Thon and Mai Khao beaches are part of this national park. There's a mangrove forest at its northern end, where saltwater swamps support unique ecosystems. A nature trail and 800-metre wooden walkway have signs indicating and explaining the various species of plants and animals in the park.

Location: 89/1 Moo 1, Sakhu, Thalang, Phuket 83140, Thailand