Regarded as the Fairy Land and the Wonderful Land, Jiuzhai Valley situates in the upriver of Baishui River in the middle and south part of Jiuzhai Gou County, and the north root of Ga'erna Peak in Min Mount. Jiuzhai Valley is called "Zhong Yang Dong" in old days, and also named "Cui Hai" for its green color. It is a branch ditch of the headstream Jialing River in Yangtze River water system, with the altitude height of 2,000-4,300 m, covers the core area of 720 km2. And preserve area of 600 km2 around. To east, it is close to Pingwu County in Mianyang City, and to southwest, it is continuous with Songpan County with the whole length of 59 km and 19 km in width. To south, it is more than 400 km away from the capital city of Chengdu, and with the landform of high mountains and deep valley and carbonate barrier lakes, it is more than 80 km in length. Because the suitable weather in four seasons and beautiful sights, Jiuzhai Valley has became the preferential project in the tourism development of Sichuan Province, one of the five tourist elaborate works in Sichuan Province, the representatives of Pan-Jiuzhai tourist zone and also the best choice for traveling in natural scenic spots in the world.
The scenic spot is a narrow and deep ditch valley with the forest-covered area of 60,000 hm². inside. The main ditch is named Shuzheng, expanding from the north to the south. With the length of 31.6 km from the mouth of Shuzheng Ditch to Changhai, Shuzheng Ditch has six branches on both sides, inside which there are twelve snow peaks. From the mouth to the inside of the ditch, the altitude height rises from 2,000m to 4,000 m, as the highest peak named Ga'erna Peak up to 4,760 m.
The State-level Scenic Spot of Jiuzhai Valley mainly contents six scenery areas, namely Baojing Rock scenery area, Shuzheng scenery area, Nuorilang scenery area, Jianyan scenery area, Changhai scenery area, and Zharu scenery area. Between each scenery spot, there are long plank roads, which built along the cliff, crossing bridges, and simple and unsophisticated villages, which are obviously different in types, all of which make visitors into a fairyland. In sunshine spring, each of Jiuzhai Valley's scenery spot is decorated by various colors; while in hot summer, Jiuzhai Valley is full of vigorous vitality in the density forests of green trees; in harvest autumn, it become a bright-colored world with red leaves all over the vast ground; in cold winter, thick snows cover the wide place, making everything here into white. The sight views are definitely different in four seasons, and the most charming one is in golden autumn.