Calgary, Alberta, Canada
Lösnich, Rheinland-Pfalz, Germany
Koblenz, Rhineland-Palatinate, Germany
Bernkastel-Kues, Rhineland-Palatinate, Germany
Köln, Nordrhein-Westfalen, Germany
Bern, Canton of Bern, Switzerland
Cologne, North Rhine-Westphalia, Germany
Biddinghuizen, Flevoland, Netherlands