Cloud ridge grotto is located in Chinese upper Shanxi to visit Great Harmony town the foot of mountain austral the Wu Zhoushan that 17 kilometers are in outskirt on the west, grotto depends on hill cut, the thing is continuous 1 kilometer. Put have main cavern 45, size hole niche 252, stone carving statue 51000 more than human body, it is the archaic grotto with Chinese the largest scale group one of, with Dunhuang the Longmen Grottoes of Mo Gao hole, Luoyang is mixed day water wheat accumulates hill grotto and call treasure house of 4 big grotto art