Trier, Rhineland-Palatinate, Germany
Freiburg im Breisgau, Baden-Wuerttemberg, Germany
Mexico City, Mexico City, Mexico
Karlsruhe, Baden-Wuerttemberg, Germany
Weinstadt, Baden-Wuerttemberg, Germany
Cholula de Rivadavia, Puebla, Mexico
Freiburg im Breisgau, Baden-Württemberg, Germany
São Paulo, State of São Paulo, Brazil
Toluca, State of Mexico, Mexico