Berlin, Germany
Karlsruhe, Baden-Württemberg, Germany
Saarbrücken, Saarland, Germany
Rhineland-Palatinate, Germany
Wiesbaden, Hesse, Germany
Lima, Lima Metropolitan Area, Peru
Ronciglione, Viterbo Province, Italy
Luxembourg, Luxembourg
Logrono, La Rioja, Spain
Sulzbach, Saarland, Germany
State College, PA, USA