Düsseldorf, North Rhine-Westphalia, Germany
Amman, Amman Governorate, Jordan
Mülheim an der Ruhr, North Rhine-Westphalia, Germany
Almaty, Kazakhstan
Grenoble, Isere, France
Koblenz, Germany
Bochum, Nordrhein-Westfalen, Germany
Haridwar, uttarakhand, India
Essen, North Rhine-Westphalia, Germany
