Khao Luang National Park: Located along the Southern Tenasserim Hills Range in Nakhon Si Thammarat Province in Southern Thailand, Khao Luang National Park is a mountainous national park covering 570 km². The park is popular for its numerous waterfalls spread out all over the park. The park forests include moist evergreen, hill evergreen, deciduous and bamboo forests. The park is known for its over 300 species of orchid species, some of them only to be found in the park. It is also a popular destination for birders, home to over 200 species of birds, one of best locations in southern Thailand for bird watching. Although the sigthing for bigger and more impressive ones are quite rare, the park is home to many interesting mammals.