Gusinoozersk is a town and the administrative center of Selenginsky District of the Republic of Buryatia, Russia. Population: 24,582; 26,502; 29,790; 13,800. It was previously known as Shakhty.
Wikipedia https://en.wikipedia.org/wiki/Gusinoozyorsk
Coordinates 51°17'22.258" N 106°31'37.228" E