China's largest lake expands its charm

A flock of sheep graze beside Qinghai Lake, the largest lake in China, in Northwest China’s Qinghai province, Oct 18, 2011. Thanks to an increasing precipitation and ecological protection measures, the lake has been expanding for seven consecutive years to an area of 4,353 square kilometers, the largest coverage in 11 years. It is also the largest salt water lake in China. [Photo/Xinhua]