The Selenge aimag located on the North part of the Mongolia in the beautiful basin of Orkhon and Selenga rivers. It borders on north with the Russian Federation. There are Orkhon, Tuul, Kharaa, Yeruu, Iven, Burgaltai, Suren, Mankhai, Sharyn small and big rivers wind their ways among the Khentii mountains, and they empty into the Selenge, too largest river in our country. Therefore, this aimag can be called as "Pasture basin of the rivers". The highest mountains are Delgerkhan and Songol and its altitude is 1427-2226 meters above sea level. The pasture is the 47% of the territory, hay-fields are 2% and sown-fields are 85 of the territory. The 42% of the territory covered with broadleaved and coniferous forest. The pines prevail, and others are poplars, larches, birches, siberian cedars, willows, picea wins, the berries such as cowberries, brambles, hippobophae, billberries, black and red currants. Mushrooms grows in the forest. Ruddy, shellduck, duck, goose, pallas¡¯s sandgrouse , ottis tarda inhabit at the basin of the rivers, and muskrates multiply. Elks, lynxes, foxes, bears, deer, marmots, boars, wolves live in the forests, steppes, mountains of Selenge aimag. There are hot and cold springs, such as Yeruu, Khovd, Dal. Total livestock is 577 thousand heads in 2005. The Selenge aimag produces 40 to 56 per cent of grain of Mongolia. The Selenge aimag industry sector produced goods worth of 25.7 billion tugrigs in 1997. In the aimag, there are timber, match, cement, chalk, spirit, sliced wood producing enterprises, gold and coal mines and electric powerstations.