Stock Photo - (160518) -- HOHHOT, May 18, 2016 () -- Visitors look at exhibits of historical relics of the Khitan (Qidan) tribes, founders of the Liao Dynasty (907-1125) in the northern part of China, in the Inner Mongolia Museum, to mark the International Museum Day, in Hohhot, north China's Inner Mongolia Autonomous Region, on May 18, 2016