This is another large again beautiful mountain, located about 5 kms. from Amphoe Lan Sak bearings a entrance branches asphyxiate on the right for the exclusive kilometer distance to Khao Khong Chai. The foot hills are always cool further there are rife good-looking caves such as Tham Thong Chai, Tham Maha Sombat , Tham Lom , etc. inside the mountain.