Bayan-Ovoo has a continental climate (Köppen climate classification Dwb) with warm summers and severely cold winters.
Sum center is Olon Ovoo railway station on Trans-Mongolian Railway(Ulan Bator - Beijing) line and abandoned Soviet air force base location.
He was enthroned as the Avshaa Gegeen in Ongiin Gol (present-day Saikhan-Ovoo) Monastery by Ishdonilhudev Rinpoche.
Ömnögovi includes several well known tourist areas, including the Flaming Cliffs, Gobi Gurvansaikhan National Park and Khongoryn Els - The Singing Sand Dunes.
It was completely destroyed in 1939 under Khorloogiin Choibalsan, the then president and leader of the Communist Party of Mongolia.
Tsogt-Ovoo has a cold desert climate (Köppen climate classification BWk) with very warm summers and very cold winters.