San Diego, CA, USA
Charlotte, NC, USA
Hannover, Lower Saxony, Germany
Frankfurt (Oder), Brandenburg, Germany
Krakow, Lesser Poland, Poland
Düsseldorf, North Rhine-Westphalia, Germany
Reykjavík, Capital Region, Iceland
Bilbao, Basque Country, Spain
Fribourg, Fribourg, Switzerland
Köln, Nordrhein-Westfalen, Germany
Huelva, Spain
