Berlin, Berlin, Germany
Giessen, Hessen, Germany
Muelheim an der Ruhr, North Rhine-Westphalia, Germany
Istanbul, İstanbul, Turkey
Munich, Bavaria, Germany
Cambridge, England, United Kingdom
München, Bayern, Germany
Lille, Nord-Pas-de-Calais, France
Freiburg, Baden-Württemberg, Germany
Bozeman, MT, USA
san carlos de bariloche, rio negro, Argentina
