It is above sea level at the foot of the Khamar-Daban and Khrebet Ulan-Burgasy mountain ranges , next to the confluence of the Selenga River and its tributary , the Uda , which divides the city .
It sits at the foot of the Khamar-Daban and Khrebet Ulan-Burgasy mountain ranges , next to the confluence of the Selenga River and its tributary , the Uda . The city is divided into two parts by the Uda .