The Mogao Grottoes at Dunhuang used to have over 1000 caves, but nowadays there remain only a few hundred, of which 60 to 70% were made in the Sui and Tang dynasties. The walls and ceilings of the grottoes are covered with colored frescos, including works of many famous painters such as Wu Daozi, Yam Liben, etc. totaling more than 45 000 m2. The frescos จิตรกรรมฝาผนัง depict วาดให้เห็น Buddhist stories. Many of them reflect the prosperity of the Tang Dynasty. The Mogao Grottoes boast over 2 400 statues, almost half of which date from the Sui and Tang dynasties.