Madrid, Madrid, Spain
Vienna, Austria
København, København, Denmark
Tartu, Tartu county, Estonia
Olomouc, Olomouc Region, Czech Republic
Zlate Klasy, Dunajska Streda, Slovakia
Aarhus, Central Denmark Region, Denmark
Granada, Andalusia, Spain
Heidelberg, Baden-Württemberg, Germany
Haderslev, Region of Southern Denmark, Denmark
Bologna, Emilia-Romagna, Italy