Leeuwarden / Umeå / Maastricht / Oslo / Barcelona / Helsinki / Budapest / Riga City / Birmingham / Liverpool / Rijeka / Zagreb / Amadora / Starogard Gdański / Ljubljana / Saragossa / Lodz / Berlin / Valetta Montenegro Budva / Wroclaw Portugal Alentejo / Prague / Copenhagen / Free Hanseatic City / Hanseatic City / Vienna / Sarajevo / London / Bremen / Hamburg / Brussels / Sevilla / /
Company
Valencia Sweden East Sweden / /
Country
Netherlands / Slovenia / Northern Ireland / Norway / Belgium / France / Portugal / United Kingdom / Scotland / Denmark / Wales / /
NaturalFeature
Aosta Valley / /
Organization
County Council of Norrbotten / Centre Region / /
Person
Valencia Sweden East Sweden Region / /
ProvinceOrState
Osijek-Baranja County / Rimini / Uppsala / East Yorkshire / Basilicata / Calabria / Campania / Umbria / Barcelona / Sardinia / Tuscany / Seferihisar Municipality / Portugal Romania Bacau Municipality / Primorsko-Goranska County / Gelderland/ / Lazio / Friesland / Aosta Valley / Matera / Amadora / Limburg Bosnia and Herzegovina Canton / Krapina-Zagorje County / Split-Dalmatia / Emilia-Romagna / Liguria / /
Region
Eastern Slovenia / North East England / Southern England / East Sweden / South Norway / West Norway / Northern Netherlands / Central Denmark / Southern Denmark / Western Greece / Southwest Finland / East Serbia / North Denmark / /
Participating regions/cities by country[removed]Austria Carinthia, Lower Austria, City of Vienna Belgium Brussels-Capital Region, Flanders, German-speaking Community of Belgium, Arrondissement of Ghent, Liege, Provinc