Berlin, Berlin, Germany
Warsaw, Masovian Voivodeship, Poland
Wuppertal, North Rhine-Westphalia, Germany
Düsseldorf, North Rhine-Westphalia, Germany
Saarbruecken, Saarland, Germany
Cologne, North Rhine-Westphalia, Germany
Eindhoven, Noord-Brabant, Netherlands
Forster, New South Wales, Australia
La Chaux-de-Fonds, Switzerland
Salamanca, Salamanca, Spain
Hamburg, Hamburg, Germany
Münster, Hessen, Germany
