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Secrets of Hexi Corridor

By Chen Xi (China Daily) Updated: 2013-08-04 11:54

Secrets of Hexi Corridor

The Matisi Grottoes cover about 100 square meters in Sunan, a Yugur ethnic autonomous county 600 kilometers from Lanzhou. Mati means "horse hoof" and si means "temple". The 21 caves are arranged in seven stories. [Photo by Chen Xi/For China Daily]

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