Sofia, Sofia City Province, Bulgaria
Mainz, Rhineland-Palatinate, Germany
Ostroda, Warmian-Masurian Voivodeship, Poland
Braga, Braga, Portugal
Leiria District, Portugal
Aarhus, Central Denmark Region, Denmark
Praia, Praia, Cabo Verde
Norwich, UK
St Ives, Cornwall, United Kingdom
Mainz, Rheinland-Pfalz, Germany
Portalegre, Portalegre District, Portugal
Rüsselsheim, Hesse, Germany