Kiel, Schleswig-Holstein, Germany
Oldenburg, Lower Saxony, Germany
Groningen, Groningen, Netherlands
The, Planet, Earth
Hamburg, Hamburg, Germany
Aachen, Nordrhein-Westfalen, Germany
Graz
Friesoythe, Lower Saxony, Germany
Cologne, North Rhine-Westphalia, Germany
Tübingen, Baden-Württemberg, Germany