Umeå, Västerbotten, Sweden
Petrozavodsk, Republic of Karelia, Russian Federation
Berlin, Berlin, Germany
Catania, Sicily, Italy
Canarias, Spain
Bochum, Nordrhein-Westfalen, Germany
Slovenia
Lancaster, PA, USA
Oberndorf, Baden-Württemberg, Germany
Arendonk, Flanders, Belgium
Heinsberg, North Rhine-Westphalia, Germany
