Utrecht, Utrecht, Netherlands
Equeurdreville-Hainneville, Lower Normandy, France
Essen, Nordrhein-Westfalen, Germany
Aachen, North Rhine-Westphalia, Germany
Nantes, Pays de la Loire, France
Erlangen, Bavaria, Germany
Sofia, Sofia, Bulgaria
Borlänge, Dalarnas län, Sweden
Vienna, Vienna, Austria
Berlin, Berlin, Germany
Oslo, Oslo, Norway
