Khao Luang, at 1,835 metres above Sea level and is the source of more than 15 water streams and rivers.The national park is of prime importance of Thailand which is one of the most important biodiversity in the world and has won the Best Tourism Award. The nature attraction in 1998 covering the 8 districts of Nakhon Si Thammarat ever. Top of the hill. There are more than 200 ferns found on Khao Luang. This is the southernmost orchid. The forest is also a kingdom of endemic plants and animals and the highest mount in the South with the height 1,835 meters above Sea level. There are many interesting waterfalls in the park. For hiking, both short and long distance nature trails are available. Tourists should not miss to conquest of Luang Luang especially during January to September by spending 3 days 2 nights.