Canberra, Australian Capital Territory, Australia
Voorburg, South Holland, Netherlands
Groningen, Groningen, Netherlands
Osnabrueck, Lower Saxony, Germany
Rostock, Mecklenburg-Vorpommern, Germany
Wuerzburg, Bavaria, Germany
Champagnole, Bourgogne Franche-Comté, France
Heidelberg, Baden-Württemberg, Germany
Amsterdam, Noord-Holland, Netherlands
Cádiz, Andalucia, Spain