is situated in a forest in Pang Mapha district some 77 kilometres from town. Here nature has created an exotic subterranean wonder of darkness and mystery. A brook runs from the cave mouth through to the other side of the mountain. It is a route where visitors may travel by raft or by foot to explore the 1 kilometre-long cave along which can be found beautiful stalactites and stalagmites. Also discovered are 2,000 year old remains of utensils and coffins. There are services provided by villagers to guide visitors in their exploration.