The Chinese UNESCO site known for towering quartz-sandstone pillars in Hunan is Wulingyuan.
Wulingyuan Scenic and Historic Interest Area lies near Zhangjiajie in central-southern China. It contains more than 3,000 quartzite sandstone pillars and peaks, many rising over 200 meters above ravines, streams, pools, waterfalls, and wooded valleys. The dramatic landscape is often associated with Zhangjiajie National Forest Park, but Wulingyuan is the larger UNESCO-designated area.
The pillars developed from sandstone deposited during the Devonian Period, roughly 400 to 350 million years ago. Later tectonic uplift exposed the rock, while water erosion exploited cracks and weaker layers, carving the dense forest of vertical towers. The area also includes caves, gorges, and the natural bridge known as Tianqiashengkong.
UNESCO inscribed Wulingyuan in 1992 under its natural beauty criterion. A common mix-up is treating Zhangjiajie National Forest Park and Wulingyuan as exact synonyms: Zhangjiajie is one major component of the broader scenic and historic area. The site also supports vulnerable wildlife, including Asiatic black bears and dholes.