Dunhuang Frescoes are the most important composing part of the grotto art of Dunhuang, Gansu Province, China. Dunhuang Grottoes include the Mogao Grottoes at Dunhuang, the Western Thousand Buddha Caves and the Yulin Grottoes in Anxi County, with a total of 552 grottoes. Over 50 thousand square meters of frescoes originated in past dynasties make