London, England, United Kingdom of Great Britain and Northern Ireland
Sarande, Vlore, Albania
Detroit, MI, USA
Berlin, Berlin, Germany
Barcelona, Spain
Freiburg im Breisgau, Baden-Wuerttemberg, Germany
Athens, Attica, Greece
Delft, Zuid-Holland, Netherlands
Cleveland, USA
Thessaloniki, Decentralized Administration of Macedonia and Thrace, Greece
Barcelona, Cataluña, Catalonia, Spain
Rethymno, Greece
