Yilhun Lhatso (Xinluhai lake or Yulong Lake), located beside the Manigange town about 11km, Derge county (100km to Gengqing town), made by effects of glanciation, altitude over 4500M, with Que'er ranges surrounding, the deepest is 15M, covers an area of 2.72 sq km.Quer mountains, Tsola in Tibetan, meaning 'a mountain neighboring a lake', there 5peaks over 5000 meters and a lot of lakes, grass meadows. Now it has been built in 1995 as a national nature reserve over 190sq km for white lips deer, about 180 species of animals living inside.http://www.jiuzhaigou-tour.com