Located in Derge County, Ganzi Prefecture, Sichuan Province. The main peak of Queer Mountain is 6,168 meters above sea level. The mountain is tall and straight, and stands on top of ten 5,500-meter peaks around it. Therefore, there is a saying that "climbing up Queer Mountain, the whip hits the sky".
The mountain here is composed of granite intrusions. After the action of flowing water, glaciers, etc., the stone peaks are jagged and the ridges are jagged. There are more than 30 glaciers of different sizes, with a distribution area of 80 square kilometers, second only to Gongga Mountain. The pass of the Sichuan-Tibet Highway in Queer Mountain is 4,889 meters above sea level. It is the highest highway pass in Sichuan and a famous dangerous pass on the Sichuan-Tibet Highway.
The Queer Mountain Tunnel, which is now open, starts from Shangwang Post Station Road in the east, passes under the Queer Mountain Ridge, and ends at Dexing Road in the east; the tunnel line is 12.997 kilometers long, and the main tunnel is 7,079 meters long.