Amsterdam, North Holland, Netherlands
Moscow, Moscow City, Russian Federation
Goettingen, Lower Saxony, Germany
Vienna, Vienna, Austria
Tallinn, Harju county, Estonia
Aveiro, Aveiro, Portugal
Warsaw, Mazovia, Poland
Oldenburg (Oldenburg), Lower Saxony, Germany
Budapest, Hungary
Berlin, Berlin, Germany
Barcelona, Catalonia, Spain
Hornstein, Burgenland, Austria
