Konstanz, Baden-Württemberg, Germany
Bonn, Nordrhein-Westfalen, Germany
Kreuzlingen, Thurgau, Switzerland
Doylestown, PA, USA
Paris, Île-de-France, France
Bern, Canton of Bern, Switzerland
Frauenfeld, Thurgau, Switzerland
Konstanz, Baden-Wuerttemberg, Germany
Tuttlingen, Baden-Württemberg, Germany
Essen, Nordrhein-Westfalen, Germany
