Tiger Leaping Gorge is a contender for the world's deepest river canyon, depending on the exact definition used. The inhabitants of the gorge are primarily the indigenous Naxi people, who live in a handful of small hamlets. Their primary subsistence comes from grain production and foreign hikers (as well as Chinese).
The Three Parallel Rivers of Yunnan Protected Areas (Chinese: 云南三江并流; pinyin: Yúnnān Sānjiāngbìngliú) is a UNESCO World Heritage Site in Yunnan province, China. It lies within the drainage basins of the upper reaches of the Yangtze (Jinsha), Lancang (Mekong) and Nujiang (Salween) rivers, in the Yunnanese section of the Hengduan Mountains.