The Erhai Lake, known as Yeyuze in ancient times, is named after its ear-like shape. It is a fresh water lake in the Yunnan Plateau at an elevation of 6470 feet. It starts at Dengchuan in the north and ends at Xiaguan in the south with a length of 26 miles and width of approximately 5 miles. It is 72 miles in circumference and covers an area of 96.5 square mile. The average depth is about 36 feet. The Erhai Lake is the second largest lake in Yunnan Province. The Erhai Lake is a fault lake formed after a foundering of the earth''s crust.
Cangshan Mountain, also known as Diancangshan, is named after its verdant forests. The Cangshan Mountain is part of the Yunlin Mountain chain, which is subsequently part of the Hengduan Mountains. It starts at Eryuan in the north and ends at Xiaguan in the south. The Cangshan Mountain comprises 19 peaks, the highest of which is Malong Peak at an elevation of 13,523 feet above sea level. It is snow-capped all the year round with a moraine lake on the summit. There are 18 brooks running down the 19 peaks. The snow-melted water rushes down and converges into the Erhai Lake. The mountain is snow-white on the top, yet flowers bloom in profusion at the foot.