Zagreb, City of Zagreb, Croatia
Belgrade, Central Serbia, Serbia
Banja Luka, Republika Srpska, Bosnia and Herzegovina
Piešťany, Trnava Region, Slovakia
Chicago, IL
Uppsala, Uppsala County, Sweden
Treis-Karden, Rhineland-Palatinate, Germany
Prague, Prague, Czechia
Rijeka, Primorsko-goranska županija, Croatia
Žilina, Žilina Region, Slovakia
Denver, CO, USA
Казань, Татарстан
