Rouen, Upper Normandy, France
Paris, Ile-de-France, France
Nantes, Pays de la Loire, France
Pittsburgh, PA, USA
Metz, Alsace-Champagne-Ardenne-Lorraine, France
Ann Arbor, MI, USA
Tehran, Tehran, Iran (Islamic Republic of)
Jülich, North Rhine-Westphalia, Germany
Rotterdam, Zuid-Holland, Netherlands
