Jiuzhaigou is located in the town of Yuzha Town, Jiuzhaigou County, Aba Tibetan and Qiang Autonomous Prefecture, in the southern section of the Lushan Mountain Range in the northwest of Sichuan Province. It is located on the northeast side of the Bowing Ridge in the southern part of Lushan Mountain. More than 400 kilometers away from Chengdu, it is a large branch of the source of the Baishui River in the upper reaches of the Jialing River in the Yangtze River. The terrain of Jiuzhaigou Nature Reserve is high in the south and low in the north. The valley is deep and the height difference is very different. The Jiuzhaigou Mouth of the northern margin is only 2,000 meters above sea level, the central peak is more than 4,000 meters, the southern margin is more than 4,500 meters, and the main ditch is more than 30 kilometers long. Jiuzhaigou is the world's natural heritage, national key scenic spots, national AAAAA-level tourist attractions, national nature reserves, national geological parks, and world biosphere reserve network. It is also the first nature reserve in China to protect natural scenery.Huanglong is adjacent to Jiuzhaigou, only 100 kilometers away. Because there are many color pools in the ditch, it is known as the "human pool" as the surrounding scenery changes and the angle of sunlight changes. It consists of Huanglonggou, Danyun Gorge, Munigou, Xuebaoding, Xueshanliang, Hongxingyan, Xigou and other scenic spots. The main scenic spot Huanglonggou is located at the top of the main peak of Lushan Mountain, facing the source of the Minjiang River, 7.5 kilometers long. Huanglonggou), 1.5 kilometers wide. The giant travertine karst landscape is the largest and best preserved karst landform in the world today. [Huanglong Scenic Area is known as the “four musts” of colored pools, snow-capped mountains, canyons and forests. It is also said that the beaches, ancient temples and folk customs are called “seven”. The scenic area is more than 3,000 meters above sea level, with 7 snow peaks above 5000 meters above sea level. It is one of the highest scenic spots in China and the only well-protected plateau wetland in China. There are more than ten species of endangered animals in the region, including giant pandas and Sichuan-nosed golden monkeys. In December 1992, Huanglong was listed as a World Natural Heritage by UNESCO.