Arequipa, Arequipa, Peru
Helsinki, Uusimaa, Finland
Leipzig, Saxony, Germany
Halle, Germany
Dresden, Sachsen, Germany
Halle (Saale), Sachsen-Anhalt, Germany
Zürich, Zurich, Switzerland
Göttingen, Lower Saxony, Germany
Brno, South Moravian Region, Czech Republic
Hamburg, Germany
Potsdam, Brandenburg, Germany