Huangyuan, known as Tuanjia in history, is located on the north bank of the Yellow River, east of Qinghai Lake and the source of Huangshui. It is surrounded by Datong Mountain, Sun Moon Mountain and Huashi Mountain, the branch of Qilian Mountain, with an altitude of 2470-4898 meters and a relative height difference of 2428 meters. Huangshui River runs obliquely from northwest to southeast in the north of the county seat, and Yaoshui River, the largest tributary, runs from south to north. The two rivers are divided into long and narrow Huangyuan. "
In the early Tang Dynasty, Sun Moon Mountain was named Chiling. Located in the southwest of Huangyuan County and southeast of Qinghai Lake, it is not only the junction of Huangyuan County and * * * County, but also the dividing line of agricultural and pastoral areas in Qinghai. It is the only place for tourists to enter the Qinghai-Tibet Plateau at an altitude of 3,520 meters, and is known as the "West Sea Barrier" and "Grassland Gateway".
riyue mountain
Address: 40km southwest of Huangyuan County, Xining.