Bethesda, MD, USA
Berlin, Berlin, Germany
Phoenix, AZ, USA
Koper, Koper, Slovenia
Freiburg im Breisgau, Baden-Wuerttemberg, Germany
Goettingen, Lower Saxony, Germany
Regensburg, Bavaria, Germany
Bonn, Germany, Germany
Vienna, Vienna, Austria
Leipzig, Sachsen, Germany
Scottsdale, Arizona, United States
