Leeuwarden, Friesland, Netherlands
Hildesheim, Lower Saxony, Germany
Düsseldorf, North Rhine-Westphalia, Germany
Erfurt, Thuringia, Germany
Hildesheim, Niedersachsen, Germany
Wrocław, Lower Silesian Voivodeship, Poland
Berlin, Germany
Ludwigshafen am Rhein, Rhineland-Palatinate, Germany
Groningen, Groningen, Netherlands