Sankt-Peterburg, Sankt-Peterburg, Russian Federation
Saratov, Saratov Oblast, Russian Federation
Chicago, IL, USA
Surgut, Khanty-Mansi Autonomous Area, Russian Federation
Volgograd, Volgograd Oblast, Russian Federation
Samara, Samara Oblast, Russian Federation
Saratov, Saratovskaya oblast', Russian Federation
Penza Oblast, Russian Federation
Ulyanovsk, Ulyanovsk Oblast, Russian Federation
Kirov, Kirov, Russia
