Karlsruhe, Baden-Württemberg, Germany
Concordia, Entre Rios, Argentina
Offenbach am Main, Hessen, Germany
Umea, Vasterbotten, Sweden
Oldenburg, Lower Saxony, Germany
Krakow, Lesser Poland, Poland
Frankfurt, Hesse, Germany
Parana, Entre Rios, Argentina
Zaragoza, Aragon, Spain