Aarhus, Central Denmark Region, Denmark
Barcelona, Barcelona, Spain
Rovaniemi, Lapland, Finland
Madrid, Community of Madrid, Spain
Czluchow, Pomeranian Voivodeship, Poland
Katowice, Silesia, Poland
Piedmont, Italy
Wrocław, Województwo dolnośląskie, Poland
London, England, United Kingdom of Great Britain and Northern Ireland
Wroclaw, Lower Silesian Voivodeship, Poland
Arnhem, Gelderland, Netherlands
