Groningen, Groningen, Netherlands
Washington, DC, United States
Santiago, Metropolitana (RM), Chile
London, London, United Kingdom
Berlin, Berlin, Germany
Wuppertal, North Rhine-Westphalia, Germany
Witten, Nordrhein-Westfalen, Germany
Madrid, Comunidad de Madrid, Spain
Köln, Nordrhein-Westfalen, Germany
Pamplona, Navarre, Spain