Tver, Tverskaya oblast', Russian Federation
Chelyabinsk, Chelyabinsk, Russian Federation
Kiev, Kiev, Ukraine
Minsk, Minsk Region, Belarus
Kaliningrad, Kaliningrad Oblast, Russian Federation
Kalkan, Antalya region
Milwaukee, WI, USA
Krasnodar, Krasnodarskiy kray, Russian Federation
Rimini, Emilia-Romagna, Italy
Innopolis, Tatarstan, Russian Federation
Novaya Ladoga, Leningrad Oblast, Russian Federation
Verviers, Région wallonne, Belgium