Töv is one of the 21 aimags of Mongolia. The national capital Ulaanbaatar is located roughly at its center, but the city itself is administered as an independent municipality. The Aimag includes the western part of the Khentii Mountains, the mountains around the capital, as well as rolling steppe in the south and west. The most interesting body of water is t…Töv is one of the 21 aimags of Mongolia. The national capital Ulaanbaatar is located roughly at its center, but the city itself is administered as an independent municipality. The Aimag includes the western part of the Khentii Mountains, the mountains around the capital, as well as rolling steppe in the south and west. The most interesting body of water is the Tuul River, which crosses Ulaanbaatar and later joins the Orkhon River.