Columbus, OH, United States
Ouro Preto, Minas Gerais, Brazil
Bonn, North Rhine-Westphalia, Germany
Toronto, Ontario, Canada
Moscow, Moscow, Russian Federation
Stuttgart, Baden-Württemberg, Germany
Köln, Nordrheinwestfalen, Germany
Freiburg im Breisgau, Baden-Wuerttemberg, Germany
Bonn, Nordrhein-Westfalen, Germany
Berlin, Germany
Mainz, Rhineland-Palatinate, Germany
