Warsaw, Masovian Voivodeship, Poland
Esposende, Braga, Portugal
Bergen, Hordaland, Norway
Berlin, Berlin, Germany
Winterthur, Zurich, Switzerland
Sofia, Sofia City Province, Bulgaria
Trento, Trentino-Alto Adige, Italy
Ranica, Lombardia, Italy
Copenhagen, Capital Region of Denmark, Denmark
Gijon, Asturias (Principality of), Spain
Kassel, Hessen, Germany
Bonn, North Rhine-Westphalia, Germany
