Trier, Rhineland-Palatinate, Germany
Roseto degli Abruzzi, Abruzzo, Italy
Bad Säckingen, Baden-Württemberg, Germany
St. Petersburg, FL, USA
Kreuzlingen, Thurgau
Köln, Nordrhein-Westfalen, Germany
Cabanatuan, Nueva Ecija, Philippines
Chicago, IL, USA
San Diego, CA, USA