The wildlife sanctuary covers an area of approximately 186 square kilometers or 116,562 rai, covering an area in Bueng Kan District. Bung Khla District, Seka District and Bueng Khong Long District, near the border of Laos, it can see the surrounding forest scenery and as far as the forests in Laos, such as Phu Kwai, Phu Ngu, and Phu Ma Kao of Laos. It is about 150-300 meters above sea level. Most of the forests are deciduous dipterocarp forests, dry evergreen forests and moist evergreen forests. Some are sandstone ridges, stone courtyard and meadow This place still maintains the abundance and diversity of ecosystems. As can be seen from this place, there are still many species of animals inhabited such as elephant, tiger, leopard, bear, musk, pheasant, wild fowl, monkey, gibbon and many kinds of birds