Greifswald, Mecklenburg-Vorpommern, Germany
Barcelona, Catalunya, Spain
Bonn, North Rhine-Westphalia, Germany
Berlin, Germany
Köln, Germany
York, United Kingdom of Great Britain and Northern Ireland
Basel, Switzerland
Istanbul, Türkiye
Berlin, Berlin, Germany
Almería, Andalucía, Spain
oulu, Finland
Kreuzlingen, Thurgau, Switzerland
