Copenhagen, Capital Region of Denmark, Denmark
Nitra, Nitra Region, Slovakia
Krakow, Lesser Poland, Poland
Miskolc, Borsod-Abauj-Zemplen, Hungary
Porto, Porto, Portugal
Burton upon Trent, England, United Kingdom
Trondheim, Sor-Trondelag, Norway
Vila Nova de Gaia, Porto District, Portugal
Istanbul, Istanbul, Turkey
Bratislava, Bratislava Region, Slovakia
Bratislava, Slovakia
