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Horses graze at the foot of Midui Glacier in Bomi county of Nyingchi prefecture, southwest China's Tibet autonomous region, Sept 19, 2011. Bomi county, located in the southeastern part of southwest China's Tibet autonomous region, is a place famous for its biological diversification. The county attracts many tourists every year with its glaciers, grand canyons, forests and geological parks. [Photo/Xinhua]