Fair of el Sal de Cardona Activity · Cardona, Bages, Barcelona Image of Cardona, not of the place itself. The fair, part of the Fira Medieval de Cardona and held on the first weekend of June, commemorates the town's salt-mining past with a street dinner, various festive events and a medieval market with craftspeople, centred on the heritage of the Muntanya de Sal that gave Cardona its commercial fame. 6-7 de juny Photo: Viquipèdia / Wikimedia Commons (CC BY-SA) What to see and do in Cardona