Bilthoven, Utrecht, Netherlands
München, Bayern, Germany
Enschede, Overijssel, Netherlands
Newcastle, New South Wales, Australia
Potsdam Babelsberg, Brandenburg, Germany
Madrid, Community of Madrid, Spain
The Hague, Netherlands
Aachen, Nordrhein-Westfalen, Germany
Eskilstuna, Södermanland, Sweden
Warszawa, mazowieckie, Poland
Groningen, Groningen, Netherlands