Khao Sok National Park is one of the most beautiful national parks in Thailand. The Royal Forest Department declared Khao Sok as the 22nd national park of Thailand on December 22nd, 1980. The park has a total area of 740 square
kilometers in the province of Suratthani.
The park has a general topographic composition of Limestone Mountains, the highest peak measuring at 961 meters above sea level.
Khao Sok National Park is a virgin rainforest where various types of plant life can be found. This includes a number of very rare and sacred tree species such as the Neobalanocarpus heimil. A few other plants that can be seen in this park include the following: Genus Hoper, Chisocheton and Anisoptera etc., as well as small bushes such as the Rafflesia kerrii, palm, rattan, betel palm, and various types of bamboo.
The park is home to a wide variety of wildlife such as the Gaur, Banteng, Sambar deer, Bear, Malayan tapir, Macaque, Gibbon and Porcupine. It also acts as the natural habitat for several for an array of bird species.
(http://www.dnp.go.th/parkreserve/asp/style1/default.asp)