As one of the 10 Tibetan autonomous prefectures in China, Gannan Tibetan Autonomous Prefecture in northwest Gansu Province is located at the junction of Gansu, Qinghai and Sichuan Province. It has been rated by American travel magazines Outside and Adventure as one of the fifty " 'outdoor paradises' making life feel free" in the world, also as one of the 50 "must-go" places in his/her life by both Chinese National Geography and TRAVELER. Besides, UNHEP (United Nations Habitat Environment Promotion), WUCA (Worldwide United Chinese Association) acknowledged it as the 'most ethnic destination in China', and the most beautiful tourist attraction in China.