Ulan-Ude is the capital city of Buryatia, Russia, located about 100 kilometers (62 mi) southeast of Lake Baikal on the Uda River at its confluence with the Selenga. According to the 2021 Census, 437,565 people lived in Ulan-Ude; up from 404,426 recorded in the 2010 Census, making the city the third-largest in the Russian Far East by population.
The Sayan Mountains are a mountain range in southern Siberia spanning southeastern Russia and northern Mongolia. Before the rapid expansion of the Tsardom of Russia, the mountain range served as the border between Mongolian and Russian cultures and cultural influences.
Buryatia, officially the Republic of Buryatia, is a republic of Russia located in the Russian Far East. Formerly part of the Siberian Federal District, it has been administered as part of the Far Eastern Federal District since 2018. It borders Irkutsk Oblast and Lake Baikal, the deepest lake in the world to the north, Zabaykalsky Krai to the east, Tuva to the west and Mongolia to the south. Its capital is the city of Ulan-Ude. It has an area of 351,300 square kilometers (135,600 sq mi) with a population of 978,588. It is home to the indigenous Buryats.
Khamar-Daban, is a mountain range in Southern Siberia, Russia.
The Dyatlov Pass incident was an event in which nine Soviet hikers died in the northern Ural Mountains between February 1 and 2, 1959, under uncertain circumstances. The experienced trekking group from the Ural Polytechnical Institute, led by Igor Dyatlov, had established a camp on the eastern slopes of Kholat Syakhl in the Russian SFSR of the Soviet Union. Overnight, something caused them to cut their way out of their tent and flee the campsite while inadequately dressed for the heavy snowfall and subzero temperatures.
Nina Karlovna Bari was a Soviet mathematician known for her work on trigonometric series. She is also well-known for two textbooks, Higher Algebra and The Theory of Series.
The Great Baikal Trail or GBT is a Russian non-profit environmental organization promoting the development of ecotourism, voluntary work, and ecological education. Based in Irkutsk, Russia, GBT is working to build hiking trails around Lake Baikal.
Mount Hood climbing accidents are incidents related to mountain climbing or hiking on Oregon's Mount Hood. As of 2007, about 10,000 people attempt to climb the mountain each year. As of May 2002, more than 130 people are known to have died climbing Mount Hood since records have been kept. One of the worst climbing accidents occurred in 1986, when seven high school students and two teachers froze to death while attempting to retreat from a storm.
Anna Elisabeth Johansson Bågenholm is a Swedish radiologist from Vänersborg, who survived after a skiing accident in 1999 left her trapped under a layer of ice for 80 minutes in freezing water. During this time she experienced extreme hypothermia and her body temperature decreased to 13.7 °C (56.7 °F), one of the lowest survived body temperatures ever recorded in a human with accidental hypothermia. Bågenholm was able to find an air pocket under the ice, but experienced circulatory arrest after 40 minutes in the water.
Kholat Syakhl, a transliteration of Mansi Holatchahl meaning "dead mountain" or "silent peak", is a mountain in the northern Ural region of Russia, on the border between the Komi Republic and Sverdlovsk Oblast near the northeast corner of Perm Krai.
The Southern Siberian rainforest is an area of temperate rainforest in South Central Siberia that occurs primarily along the Altai and Sayan mountain ranges in Khakassia and Tuva as well as a small area in the Khamar-Daban Mountains near Lake Baikal in Buryatia. The forest encompasses a total area of approximately 6,000 square kilometres (2,300 sq mi). The larger portion of the forest in the Altai and Sayan Mountains runs across a latitude range that encompasses between 51.5 degrees to 56 degrees north latitude, and a longitude range running between 86 degrees to 95 degrees east longitude. The region overlaps with the Golden Mountains of Altai World Heritage Site. Ecological zones range from hemiboreal forest to a forest-steppe ecotone and include a wider variety of plant species than surrounding areas.
Devil's Pass is a 2013 horror film directed by Renny Harlin, written by Vikram Weet, and starring Holly Goss, Matt Stokoe, Luke Albright, Ryan Hawley, and Gemma Atkinson as Americans who investigate the Dyatlov Pass incident. It is shot in the style of found footage.
Kholat is an survival horror game developed by IMGN.PRO, in which the player controls a protagonist who is tracing the steps of a group of nine Russian college students who went missing in February 1959 on Kholat Syakhl. The game is based on the Dyatlov Pass incident, a true event that involved ten Russian students, nine of which went missing on Kholat Syakhl and were found dead in the time span of four months. Холатчахль is a transliteration in Russian of Holatchahl, meaning "Dead Mountain" in Mansi.
The Republic of Buryatia is a federal subject of Russia which, according to the IMF, was an emerging economy in 2011.
Donnie Eichar is an American film producer, director and author. He wrote the book Dead Mountain: The Untold True Story of the Dyatlov Pass Incident in 2013. He is also known for producing the TV series Killing Fields, the documentary film Soaked in Bleach, and the TV series The Buried Life.
The Siberian Solar Radio Telescope (SSRT) is a radio telescope located in the Russian republic of Buryatia designed for solar observation.
The Yuba County Five were a group of young men from Yuba County, California, United States, each with mild intellectual disabilities or psychiatric conditions, who were reported missing after attending a college basketball game at California State University, Chico, on the night of February 24, 1978. Four of them—Bill Sterling, 29; Jack Huett, 24; Ted Weiher, 32; and Jack Madruga, 30—were later found dead; the fifth, Gary Mathias, 25, has never been found.
The Dzhida is a river in the south of Buryatia, Russia, a left tributary of the Selenga. It is 567 kilometres (352 mi) long, and has a drainage basin of 23,500 square kilometres (9,100 sq mi).
The Chivruay Pass incident is the death of ten ski hikers in the Lovozero Massif in the Soviet Union between 27 and 28 January 1973. The trekking group, who were all from the Kuibyshev Aviation Institute, had been hiking the slopes of Lovozero Massif in an area of Chivruay Pass.
An Unknown Compelling Force is a 2021 American documentary film about the Dyatlov Pass incident, an event in which a group of nine Soviet hikers, led by Igor Dyatlov, died in the northern Ural Mountains between February 1 and 2, 1959, under uncertain circumstances. The film is written and directed by Liam Le Guillou.
