Ulaagchnii Khar Lake has been protected as Strictly Protected Area since 2010. Ulaagchnii Khar lake is located in the northeast of Erdenemandal soum in western plateau of Khangai Mountain Range. This lake is fresh water lake and one of the most beautiful lakes of the country. We can see amazing sand dunes in the southern and northern parts of the lake. The lake is 23.9m long and 3.5m wide in average. Depth of the lake is 47m in the west 23-30m in the east and the deepest point is 57m near the Gatsaa. There are 2 big and small island called “Small and Big Avgash” in the middle of the lake. Great Avgash is quite sandy and suitable place for the roedeer for their rebirth in springs, they habitat in the mountain in the autumn.