Frankfurt, Hesse, Germany
Berlin, Berlin, Germany
Groningen, Groningen, Netherlands
Dortmund, North Rhine-Westphalia, Germany
Frankfurt am Main, Hessen, Germany
Kiel, Schleswig-Holstein, Germany
Hamburg, Hamburg, Germany
Mannheim, Baden-Württemberg, Germany
Mannheim, Baden-Wuerttemberg, Germany
Stuttgart, Baden-Wuerttemberg, Germany
