Porto, Porto, Portugal
Isperih, Razgrad, Bulgaria
Bologna, Emilia-Romagna, Italy
Krakow, Lesser Poland, Poland
Nantes, Pays de la Loire, France
Alicante, Valencian Community, Spain
Brno, South Moravian Region, Czech Republic
Thessaloniki, Central Macedonia, Greece
Athens, Attica, Greece
Sevilla, Andalusia, Spain
Wieliczka, małopolskie, Poland
