Ulm, Baden-Württemberg, Germany
Moscow, Moscow City, Russian Federation
Darmstadt, Hesse, Germany
State College, Pennsylvania, United States
Berlin, Berlin, Germany
Regensburg, Bavaria, Germany
Pucon, Araucania (IX), Chile
London, London, UK
Bochum, North Rhine-Westphalia, Germany
Nizhny Novgorod, Nizhny Novgorod, Russia