Zaragoza, Aragon, Spain
Minervino Murge, Barletta-Andria-Trani, Italy
Kraków, Lesser Poland Voivodeship, Poland
Shtip, Shtip, Macedonia (the former Yugoslav Republic of)
Kyiv, Kyiv city, Ukraine
Castel Mella, Lombardy, Italy
Regensburg, Germany
Zaragoza, Aragón, Spain
Genova, Liguria, Italy
Madrid, Community of Madrid, Spain
Sofia, Sofia City Province, Bulgaria