Rostov-on-Don, Rostov, Russia
Konstanz, Baden-Württemberg, Germany
Budapest, Budapest, Hungary
Giengen an der Brenz, Baden-Wuerttemberg, Germany
Szeged, Hungary
Ghent, Flanders, Belgium
Quito, Pichincha, Ecuador
Moskva, Moscow, Russian Federation
Berlin, Berlin, Germany
Freising, Bavaria, Germany
