Rio de Janeiro, Rio de Janeiro, Brazil
Aachen, North Rhine-Westphalia, Germany
Beijing, Beijing Municipality, China
New York, New York, United States
Frankfurt am Main, Hessen, Germany
Christchurch, Canterbury, New Zealand
Padua, Veneto, Italy
Cologne, North Rhine-Westphalia, Germany
Trieste, Friuli-Venezia Giulia, Italy
Forlì, Emilia-Romagna, Italy
Maastricht, Limburg, Netherlands
Milano, Lombardia, Italy
