Köln, NRW, Germany
Berlin, Berlin, Germany
Magdeburg, Sachsen-Anhalt, Germany
Erlangen, Bavaria, Germany
Bielefeld, North Rhine-Westphalia, Germany
Yerevan, Armenia
Tehran, Tehran Province, Iran (Islamic Republic of)
Düsseldorf, Nordrhein-Westfalen, Germany
Kyoto, Kyoto, Japan
