The Yandang Mountains rise abruptly from the coastal plain of southern Zhejiang, seventy kilometres north of Wenzhou, a UNESCO-recognised geopark of volcanic peaks, sheer basalt cliffs, and waterfalls dropping hundreds of metres into narrow gorges. The landscape was formed by four phases of eruptions over 120 million years, and the erosion since has carved the rhyolite into extraordinary shapes — pinnacles, natural arches, and towering rock faces with temples tucked into cave openings halfway up the cliff. It is one of eastern China's most dramatic mountain landscapes, and among the least visited by foreign travellers.
The Lingfeng scenic area contains the mountain's most iconic sight: a split peak with a Guanyin cave temple built into its hollow, nine storeys rising inside the rock itself. The Dalongqiu waterfall, at 197 metres, is one of the tallest in China and most impressive after rain, when the gorge below it fills with mist. Most of the park's attractions are divided into separately ticketed scenic areas — Lingyan, Xiansheng, and others — each requiring a few hours to explore properly and best approached on foot rather than by the cable cars that serve the major viewpoints.
The Yandang Mountains are accessible by high-speed rail from Wenzhou in under an hour, and the park can be done as a long day trip from the city, though an overnight in the valley gives time to explore more of the less-visited sections. The area is popular with Chinese hikers and climbers on weekends and national holidays; weekday visits in spring and autumn avoid the crowds entirely.