Tarialan is a sum (district) of Uvs Province

Uvs Province

Uvs is one of the 21 aimags of Mongolia. It is located in the west of the country, 1336 km away from the national capital Ulaanbaatar.Its capital is Ulaangom which lies 936m above the Sea level....

 in western Mongolia

Mongolia

Mongolia is a landlocked country in East and Central Asia. It is bordered by Russia to the north and China to the south, east and west. Although Mongolia does not share a border with Kazakhstan, its western-most point is only from Kazakhstan's eastern tip. Ulan Bator, the capital and largest...

.

It is the closest sum to Ulaangom

Ulaangom

Ulaangom is the capital of Uvs Province in Mongolia. It is located 26 km South-West from the lake Uvs Nuur shore and on the slopes of the Kharkhiraa mountain, 120 km South to the Russian border.- Description :...

, only about 30 km away from the provincial capital. The center of the sum is on Kharkhiraa river coming out of the Kharkhiraa  mountain.

It is home to the Khoton speakers of the Oirat language

Oirat language

Oirat belongs to the group of Mongolic languages. Scholars differ as to whether Oirat is a distinct language or a major dialect of the Mongolian language...

. The Khoton practice a syncretic religion incorporating elements from Buddhism, Islam, and Tengri

Tengri

Tengri or Tengger Tengri or Tengger Tengri or Tengger (Old Turkic: ; Mongolian: Тэнгэр, Tenger; Chinese: 腾格里, Mandarin: Ténggélǐ, Hungarian: Tengri, Turkish: Tanrı, Bulgarian: Tangra (Тангра) is a sky god, formerly the chief deity of the early Turkic peoples, including the Xiongnu, Huns, Bulgars,...

shamanism.