Terkhiin Tsagaan Lake is an astonishingly beautiful lake with relatively pure fresh water. The lake is 16 km wide, 4-10 meters deep with its deepest point at 28 meters and over 20 kilometers in length. It flooded 61,1 square km. The lake supports Pike and other fish. Rare birds are found here.
Khorgo is located on the northern part of Khangai Mountain Range at an altitude of 2200 meters above sea level. Khorgo is rich in beautiful scenery of mountains, cliffs, rapid streams, rivers, lakes, extinct volcanoes, green forests and pastures, where the long-haired yaks and horses pasture. Natural zones around Khorgo: Taiga forest, Transition between Taiga forest and grassland, Mountain Forest Steppe. This attractive landscape has high biological diversity. Numerious extinct volcanoes are found in this area. KhorgoUul is dead volcano, which lies east of TerkhiinTsagaan Lake. The mountain is covered with basalt. The mountain enjoys State protection as a National Park of 28 square kilometers including TogooUul which reaches 2240 meters above sea level, and the Hill of the lake of the Terkhiin Tsagaan Nuur. The volcano crater of the Togoo Uul is 200 meters wide and 100 meters deep. The northern slope is covered with Siberian Larch.