Berlin, Berlin, Germany
Warsaw, Masovian Voivodeship, Poland
Antwerp, Antwerp, Belgium
Buenos Aires Province, Argentina
Katowice, Silesian Voivodeship, Poland
Madrid, Community of Madrid, Spain
Łódź, Łódź Voivodeship, Poland
Wroclaw, Lower Silesia, Poland
Umeå, Västerbottens län, Sweden