 They form environmental teams to tackle various issues, with numerous field expeditions.Irkutsk traveler and writer Valentin Bryanskii promoted the idea of a circular trail around Baikal beginning in the 1970s.However, the modern idea of the Great Baikal Trail was brought up in 1997 by Oleg K. Gusev, a Russian writer, photographer and scientist, who worked at the Barguzin Nature Reserve for over thirty years and was instrumental in forming the Baikal-Lensky Reserve.