Freiburg, Baden-Württemberg, Germany
Cottbus, Brandenburg, Germany
Berlin, Berlin, Germany
Cluj-Napoca, Cluj, Romania
Dresden, Saxony, Germany
Kraków, Malopolska, Poland
Moscow, Moscow, Russian Federation
Dresden, Sachsen, Germany
Bielefeld, North Rhine-Westphalia, Germany
Skopje, Skopje Region, Macedonia-FYROM
Budapest, Hungary
