Frankfurt am Main, Hessen, Germany
Hefei, Anhui, China
Portland, OR, USA
London, England, United Kingdom
Warsaw, Mazovia, Poland
New York, NY, USA
Singapore, Singapore
Belgrade, Central Serbia, Serbia
Leoben, Styria, Austria
Krakow, Lesser Poland, Poland
Rheinberg, North Rhine-Westphalia, Germany
Warsaw, Masovian Voivodeship, Poland
