Köln, NRW, Germany
Belgrade, Serbia
Goleta, CA, USA
Nuremberg, Bavaria, Germany
Oslo, Norway
Boise, ID, United States
Singapore, Central Region, Singapore
Budapest, Budapest, Hungary
Leipzig, Sachsen, Germany
Barcelona, Catalunya, Spain
Mandelbachtal, Saarland, Germany
Muelheim an der Ruhr, North Rhine-Westphalia, Germany
