Washington, DC, USA
Trier, Rheinland-Pfalz, Germany
Zurich, Zurich, Switzerland
Frankfurt am Main, Hessen, Germany
Gent, East-Flanders, Belgium
Sint-Niklaas, Vlaams Gewest, Belgium
Rotterdam, Zuid-Holland, Netherlands
Bern, Canton of Bern, Switzerland
Aalborg, North Denmark Region, Denmark
Dresden, Saxony, Germany
London, Zurich, United Kingdom
