Leipzig, Saxony, Germany
Bochum, North Rhine-Westphalia, Germany
Maastricht, Limburg, Netherlands
Munich, Bavaria, Germany
Santiago, Región Metropolitana, Chile
Berlin, Germany
Belo Horizonte, State of Minas Gerais, Brazil
Vancouver, British Columbia, Canada
Ulm, Baden-Württemberg, Germany
Bochum, Nordrhein-Westfalen, Germany
Bonn, North Rhine-Westphalia, Germany
Düsseldorf, North Rhine-Westphalia, Germany