Solo, Central Java, Indonesia
Bonn, North Rhine-Westphalia, Germany
Puteaux, Ile-de-France, France
Conshohocken, PA, United States
Philadelphia, PA, United States
Krebeck, Lower Saxony, Germany
Arlington, TX, USA
Wageningen, Gelderland, Netherlands
Houston, TX, United States
San Francisco, CA, United States
Zürich, Zürich, Switzerland
Saarbrücken, Saarland, Germany
