Guozha Valley

　　The Guozha Valley Nature Reserve is situated on the northeastern edge of the Qinghai-Tibet Plateau, north of the Dieshan Mountain Range, in the southwestern part of Zhuoni County, Gannan Tibetan Autonomous Prefecture. The terrain slopes from the southwest to the northeast, with elevations ranging from 2,800 to 3,630 meters. The valley is narrow, with an average slope of 28 degrees, winding from south to north. It stretches 15 kilometers from north to south and is about 3 kilometers wide from east to west, covering an area of 2,509 square meters.