Prague, Hlavní město Praha, Czech Republic
Tychy, Silesia, Poland
Osijek, Osijek-Baranja, Croatia
Dublin, County Dublin, Ireland
Krakow, Lesser Poland, Poland
Warszawa, mazowieckie, Poland
Chorzów, śląskie, Poland
Piekary Slaskie, Silesian Voivodeship, Poland
Łódź, Łódź Voivodeship, Poland
Banja Luka, Republic of Srpska, Bosnia and Herzegovina
Novi Sad, Vojvodina, Serbia
Ljubljana, Osrednjeslovenska, Slovenia
