CIIC:Today's featured article/September 28, 2010
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Revision as of 08:13, 17 September 2010 by imported>CIIC (Created page with 'thumb|200px|left|Ancient Rock Paintings in Helan Mountains Helan Mountains in Ningxia have the largest number of ...')
Helan Mountains in Ningxia have the largest number of rock paintings in both China and world. (More...)