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