Gliwice, Silesian Voivodeship, Poland
Chorzow, Silesian Voivodeship, Poland
Mantua, Province of Mantua, Italy
Karagandy, Karagandy Province, Kazakhstan
Gliwice, Silesia, Poland
Kuyavian-Pomeranian Voivodeship, Poland
Lublin, Lublin Voivodeship, Poland
Izmir, İzmir, Turkey
Braunschweig, Germany
Köln, Nordrhein-Westfalen, Germany
Sosnowiec, Silesian Voivodeship, Poland