Tourists surge in Yungang Grottoes as national holidays arrive (4/4)

Tourists visit at the scenic area of the Yungang Grottoes in Datong, north China's Shanxi Province, Sept. 18, 2013. The Yungang Grottoes, a World Heritage site carved on a one-km-long cliff, witnessed a tourism peak recently as the Mid-autumn Festival and National Day vacations arrive. (Xinhua/Fan Minda)