and west and the Gobi Desert in the south. A little over 30 percent of the population are nomadic or semi-nomadic Tibetan Buddhists of the Mongol ethnicity. About one-third of the population resides in the capital city Ulaanbaatar . Capital Ulaanbaatar 47°55′N 106°53′E Largest city Ulaanbaatar Official language(s) Mongolian Government President