The Ecotourism Fair of Castilla y León NATURCYL celebrated its first edition in 2018. Without interruptions in these years, in 2023 it will celebrate its VI edition of the September 15 to 17, 2023 in the district of Ruesga, municipality of Cervera de Pisuerga in the province of Palencia, in the surroundings of the Montaña Palentina Natural Park.

NATURCYL is one of the most important forums at the national level for the promotion of ecotourism. It is an essential annual appointment for all those who want to exchange ideas and business opportunities between professionals and lovers of ecotourism and the rural environment from all over Spain.