Lappeenranta, South Karelia, Finland
Salzburg, Salzburg, Austria
Neckargemünd, Baden-Württemberg, Germany
Soignies, Hainaut, Belgium
Sofia, Sofia, Bulgaria
Budapest, Budapest, Hungary
Carros, Provence-Alpes-Côte d'Azur, France
Ottignies-Louvain-la-Neuve, Brabant Walloon, Belgium
London, England, United Kingdom of Great Britain and Northern Ireland
Cologne, North Rhine-Westphalia, Germany
Hamburg, Hamburg, Germany
