This virgin rainforest dotted by limestone mountain ranges and rugged high cliffs was established as a national park in 1980. The poised limestone mountains resemble to those in Guilin, China resulting in the local nickname of “Thailand’s Guilin”. Covering an area of approximately 646 square kilometers, the park extends beyond Ban Ta Kun, Phanom and Khiri Ratniyom Districts.
The main attractions in the park include Namtok Mae Yai which can be reached by car and Namtok Sip Ed Chan (eleven-tiered waterfall), situated approximately 4 kilometers from the park office. There are also other magnificent waterfalls and caves, which are mostly accessible by foot.