Berlin, Berlin, Germany
Ostermundigen, Bern, Switzerland
Aachen, Nordrhein-Westfalen, Germany
Paris, Ile-de-France, France
Heidelberg, Baden-Wuerttemberg, Germany
Freiburg, Baden-Württemberg, Germany
Yerevan, Yerevan, Armenia
Ladenburg, Baden-Württemberg, Germany
East Lansing, MI, USA
Uppsala, Uppsala, Sweden