Düsseldorf, North Rhine-Westphalia, Germany
Celje, Celje, Slovenia
Milan, Lombardy, Italy
Warsaw, Mazovia, Poland
madrid, Madrid, Spain
Rome, Lazio, Italy
Zielona Gora, Lubusz Voivodeship, Poland
Tbilisi, Georgia
Ljubljana, Ljubljana, Slovenia
Maribor, Maribor, Slovenia
Budapest, Budapest, Hungary
