Tibet is located in the southwestern border of China, which is known as the ridge of the world. It's vast in territory and the natural scenery is magnificent. A lasting and synthetically force from both the inner and external endows Tibet Plateau with multiplicity in topographic features, such as vast expanse of plateau, volcanoes, glaciers, ice-edges, wind-borne sands, so on and so forth. Tibetan Plateau is divided into six scenic spots according to the discrepancy in landform, physiognomy and hydro climate conditions: Ⅰ The deep and secluded valley zone in southern Himalayas Ⅱ The deep and secluded valley zone in Tibetan Southeast Ⅲ The wide valley zone in Tibetan Northeast Ⅳ The alpine lake basin and dale zone in South Tibet Ⅴ The medium mountain and river valley zone in West Tibet Ⅵ The low mountain, hill and lake basin zone in North Tibet
