An exhibition about Sergei and Konstantin Korobin opened in the Polnovo Museum Reserve In the Tula region, in the Polnovo Museum Reserve, the exhibition "The Korobin Brothers" was opened, the press service of the museum reported.

An exhibition about Sergei and Konstantin Korobin opened in the Polnovo Museum Reserve In the Tula region, in the Polnovo Museum Reserve, the exhibition "The Korobin Brothers" was opened, the press service of the museum reported.