Honored as the “last pure land on our blue planet”, Daocheng Yading Nature Reserve was first introduced to the world when the famous American adventurer Joseph F. Rock published an article and photographs of Daocheng in the National Geographic in 1928. “Where in all the world is to be found scenery comparableto that which awaits the explorer and photographer!”, he wrote. The snow-capped mountains, steep cliffs, crystal clear lakes, vast pastures, as well as thedense woods compose a harmonious utopian land.Daocheng County is located on the southwestern edge of Sichuan Province, under the jurisdiction of Ganzi Tibetan Autonomous Prefecture. It is adjacent to Jiulong County on the east, Xiangcheng County on the west, Litang County on the north, Muli Tibetan Autonomous County on the south, and Diqing Tibetan Autonomous Prefecture in Yunnan on the southwest. It is famous for the last “Shangri-la” – Yading NatureReserve where travelers can fully view the snow-clad mountains and glaciers, trek in the mountains and visit local Tibetan temples. With an altitude of4,411 meters (14,472 feet), Aden Daocheng Airport is sited in this city which is the highest civil airport in the world.