Cologne, North Rhine-Westphalia, Germany
Hamburg, Hamburg, Germany
Leipzig, Saxony, Germany
Darmstadt, Hessen, Germany
Winterthur, Zurich, Switzerland
Bornheim, Nordrhein-Westfalen, Germany
Wiesbaden, Hessen, Germany
Mainz, Rhineland-Palatinate, Germany
Vancouver, British Columbia, Canada
Berlin, Berlin, Germany
Merzig, Saarland, Germany
Trier, Rheinland-Pfalz, Germany
