Khuvsgul is one of seventeen ancient lakes in the world, being more than 2 million years old, and the most pristine as well as being the most significant drinking water reserve of Mongolia. It is located 101 kilometers north of Murun city of Khuvsgul province. The lake has an area of 2,760 square kilometers, is 34-36 kilometers wide, 136 kilometers long, and 262 meters deep, and is located at an altitude of 1,645 meters above sea level. The length of the coastline is 414 kilometers and it is the second largest fresh water resource in Asia. It is located near the northern border of Mongolia, about 200 km (124 mi) west of the southern end of Baikal lake. It is nicknamed the "Younger sister" of those two "sister lakes".   99 streams will flow into Khuvsgul Lake, and a total area of 5,300 square kilometers will be watered. It accounts for 1% of the world's fresh water. 70% of the lake bottom area is more than 100 meters deep. There are 12 species of fish, including Siberian grayling and roach. By the last half of November, it freezes completely, and the thickness of the ice reaches 1 meter. It will be surrounded by majestic high mountains, and in the south west it will be surrounded by the 3000-3200meter high Khoridol Saridag Mountain range and the Bayan Mountain range.