Buenos Aires, Ciudad Autónoma de Buenos Aires, Argentina
Lyon, Rhone-Alpes, France
Freiburg im Breisgau, Baden-Wuerttemberg, Germany
Nantes, Pays de la Loire, France
Paris, Ile-de-France, France
Bariloche, Rio Negro, Argentina
Niederkassel, Nordrhein-Westfalen, Germany
Braunschweig, Niedersachsen, Germany
Les Sorinières, Pays de la Loire, France
Vienna, Vienna, Austria
Paris, Île-de-France, France
Tübingen, Baden-Württemberg, Germany
