Bonn, North Rhine-Westphalia, Germany
Bad Neuenahr-Ahrweiler, Rhineland-Palatinate, Germany
Euskirchen, Nordrhein-Westfalen, Germany
Sutton Saint Nicholas, England, United Kingdom of Great Britain and Northern Ireland
Mainz, Rhineland-Palatinate, Germany
Nettersheim, North Rhine-Westphalia, Germany
Germany
Sillian, Tirol, Austria
Tuebingen, Baden-Wuerttemberg, Germany
Oklahoma City, OK, USA
Alken, Rhineland-Palatinate, Germany