Krakow, Lesser Poland, Poland
Valladolid, Castilla y León, Spain
Lausanne, Vaud, Switzerland
Debrecen, Hajdú-Bihar, Hungary
Malta
Recife, Pernambuco, Brazil
Vienna, Vienna, Austria
At the moment Zaragoza, Zaragoza, Spain
Saint-Martin-d'Hères, Auvergne-Rhône-Alpes, France
Gothenburg, Vastra Gotaland, Sweden
Kyiv, Kyiv Province, Ukraine
Numancia de la Sagra, Toledo/Madrid, Spain
