Uvurkhangai Aimag (Province)
The aimag's territory consists of a Khangai (mountain steppe region), steppe and gobi regions. The aimag is occupied with a steppe in the central part, with the Branch Mountains of the Altai range and sandy steppe in the southern part, with the Branch Mountains of the Khangai range in the northern part of the region. A wooded-steppe occupies 23.0% of the entire aimag territory while a steppe occupies 28.2% and desert-steppe occupies 48.8% of the territory respectively. Since the aimag is divided into three different natural zones, it is rich with natural resources. Plenty of high mountains and hills that are elevated at 2,000-3,590m above sea level such as Khyatruun and Bituut of Khangai range, Bagabogd and Myangan Yamaat of MongolAltai range. Moreover, 24 meters high beautiful waterfall of Orkhon river named "Ulaan Tsutgalan", naturally created unique Khuisiin Naiman lakes and Tamchiin Yol cliffs at an elevation of 2,500m above the sea level, exist in this region.
Zavkhan Aimag (Province)
Zavkhan aimag occupies the wide area of mountains, steppe and deserts in the western part of Mongolia. The aimag borders with Khovd and Uvs in the west, the Tuva Republic of the Russian Federation in the north, Khuvsgul and Arkhangai aimags in the east, Bayankhongor and Govi-Altai aimags in the southern part respectively. As the aimag is located in the western part of the Khangai range, the whole territory of the aimag is mountainous. The capital Uliastai sum is surrounded by many high mountains including the highest peak of Khangai range the Otgontenger (4,301m) and its branch mountains such as Tarvagatai (3,227m), Khurimt, Tudevtei, Gurvan Khaltar, Gyalgar and Bulnai mountain (2,619m) at its eastern part, by the branch mountains of the Tagnyn range in the northern part along the border line. The western part of the aimag is occupied with steppes with river valleys, hills and hillocks.
The aimag has over 200 springs and rivers with a steady current and over 100 big and small lakes. Among them are the Ider, Zavkhan, Tes, Mukhar, Khungui rivers and their inflows of Borkh, Yaruu, Shiree, Chigestei, Buyant, Shar-Us, Tumurt, Zart, Tsetsuukh, Khos Zaigal, Zuil, Uliastai, Ikh and Baga Bogd, and Chuluut rivers, the Khar Nuur, Telmen, Oigon, Khar Duruu, Bust, Ar and Uvur Badarkhundaga, Tsavdan, Chandmanii Khar, Bayan, Kholboo, Khukh Nuur and Tsagaan Nuur lakes, the Otgontenger, Bayanzurkh, Ulaankhaalga, Zart and Khojuulyn springs.
