China 🇨🇳

Dangerous entertainment on the sheer mountains of Yandanshan.

These mountains are of volcanic origin and were formed during the Cretaceous period, about 120 million years ago.

The height of the highest point is 1150 meters.

They occupy an area of ​​450 square meters. km, which contains 102 mountain peaks, 64 rocky places, 46 caves, 28 reservoirs, 18 waterfalls, 14 cliffs and 13 gorges.