Novocheboksarsk, Chuvashia Republic, Russian Federation
Barcelona, Barcelona, Spain
Sochi, krasnodarskii krai, Russian Federation
Antalya, Türkiye
Almaty, Kazakhstan
Kazan, Russian Federation
Voronez, Voronezhskaya oblast', Russian Federation
Nürnberg, Bayern, Germany
Vienna, Austria
Rostov-on-Don, Rostov, Russia
Salzburg, Salzburg, Austria
廊坊, 万庄, China