 Sirinat National Park on the northwestern coast was established in 1981 and protects an area of 90 km2 (68 km2 marine area), including Nai Yang Beach where sea turtles lay their eggs.At the Heroines Monument in the south of the district a branch museum of the National Museum was opened in 1989.The monument itself commemorates the local heroines Thao Thep Kasattri and Thao Sri Sunthon, who forced the Burmese army besieging the town of Thalang to retreat.