Otgontenger, a mountain with permanent snow and the king peak of Khangai Mountain ranges, is elevated at the height of 4,021 meters from above sea level and is surrounded with deep forests, has plenty of fast flowing river and lakes, is rich with natural places with unique formation, rare plants and animals, and has many places with minerals waters, includes in territory of Zavkhan province. In 1992, Mongolian government delimited a strictly protected area around the peak. This area covers in area of 1,055 sq km.