Saint Petersburg, Saint Petersburg, Russian Federation
Bielefeld, North Rhine-Westphalia, Germany
Cologne, NRW, Germany
Panevezys, Panevezys, Lithuania
Hamburg, Hamburg, Germany
Frankfurt, Hesse, Germany
Essen, North Rhine-Westphalia, Germany
Detmold, North Rhine-Westphalia, Germany
Barcelona, Catalonia, Spain
Trier, Rhineland-Palatinate, Germany
Berlin, Berlin, Germany