Mexico City, Distrito Federal, Mexico
Groningen, Netherlands
Monterrey, Nuevo Leon, Mexico
Palma de Mallorca, Illes Balears, Spain
Stuttgart, Baden-Württemberg, Germany
Kiel, Schleswig-Holstein, Germany
Tokyo, Japan
Tübingen, Baden-Württemberg, Germany
Poitiers, Nouvelle-Aquitaine, France
Poitiers, Poitou-Charentes, France
