Puong Cave is a large cave in the north of the park through which the Nang River flows. The main cave is up to 50 meters high and about 300 meters long. It is inhabited by a population of 5 to 10 000 bats belonging to 18 species. The “Fairy Pond” is rock basin filled with clear water which seeps through the surrounding limestone rock. The Dau Dang Waterfall is formed by the Nang River. It consist of a sequence of rapids which stretch over a length of almost one kilometer. Widow Island is a small, cone-shaped islet near the center of the southern lake. According to the local legend, the islet was once the home of an old widow who was spared from a flood through divine intervention.
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