网页Mt. Dayao Nature Reserve, Jinxiu County: See reviews, articles, and photos of Mt. Dayao Nature Reserve, ranked No.3 on Tripadvisor among 7 attractions in Jinxiu County.
网页The subterranean river descends from a surface stream, 3 km away from the Fengyu Cave entrance, which originates from the southern sandstone the Dayao Mountains (大瑶山). The river enters the cave between a boundary of sandstone and Devonian limestone.