Kazan, Tatarstan, Russian Federation
Obninsk, Kaluga, Russian Federation
Ryazan, Ryazan Oblast, Russian Federation
Venice, Italy
Tyumen, Tyumen Oblast, Russian Federation
Chelyabinsk Oblast, Russian Federation
Saratov, Saratov Oblast, Russian Federation
Saint Petersburg, Saint Petersburg, Russian Federation
karlsruhe, Baden Württemberg, GER
Астрахань, Астраханская обл, Russian Federation
Vancouver, British Columbia, Canada