Saint-Petersburg, Saint-Prtersburg, Russian Federation
Magdeburg, Saxony Anhalt, Germany
Berlin, Berlin, Germany
Jülich, North Rhine-Westphalia, Germany
Dublin, County Dublin, Ireland
Wien, Wien, Austria
Freising, Bayern, Germany
München, Bayern, Germany
Freiburg im Breisgau, Baden-Württemberg, Germany
Tuebingen, Baden-Wuerttemberg, Germany
Tübingen, Baden-Württemberg, Germany
Madrid, Community of Madrid, Spain
