Presidente Prudente, Sao Paulo, Brazil
Siegen, North Rhine-Westphalia, Germany
Bielefeld, North Rhine-Westphalia, Germany
Mannheim, Baden-Württemberg, Germany
Braunschweig, Niedersachsen, Germany
Cologne, North Rhine-Westphalia, Germany
Berlin, Berlin, Germany
Prague, Prague, Czechia
Moskva, Moskva, Russian Federation
Bonn, North Rhine-Westphalia, Germany
Zurich, Zurich, Switzerland
Vienna, Vienna, Austria
