Landscape of Lalu Wetland in Lhasa (1/5)

Photo taken on Jan. 12, 2014 shows the Lalu Wetland in Lhasa, capital of southwest China's Tibet Autonomous Region. The Lalu Wetland, known as "the Lung of Lhasa", is China's unique urban natural inland wetland with the highest altitude and largest acreage in the world. (Xinhua/Liu Kun)