Bonn, North Rhine-Westphalia, Germany
Nha Trang, Viet Nam
Zürich, Zurich, Switzerland
Bern, Bern, Switzerland
Melbourne, Victoria, Australia
Göttingen, Lower Saxony, Germany
Eindhoven, North Brabant, Netherlands
Cologne, North Rhine-Westphalia, Germany
Hemer, North Rhine-Westphalia, Germany
Ho Chi Minh, Ho Chi Minh City, Vietnam