Ludwigsburg, Baden-Wuerttemberg, Germany
Beijing, Beijing Municipality, China
Goettingen, Lower Saxony, Germany
Bielefeld, North Rhine-Westphalia, Germany
Berlin, Germany
Halle (Saale), Saxony Anhalt, Germany
Wuhan, Hubei, China
New York, New York, United States
Weimar, Thuringia, Germany
