Fortified Enclosure of Orcau Monument · Isona i Conca Dellà, Pallars Jussà, Lleida A medieval fortified precinct of the settlement of Orcau, in the municipality of Isona i Conca Dellà (Pallars Jussà, Lleida), at 765 metres above sea level. It retains a vila closa with a defensive gateway, with arrow slits and voussoirs, and a two-storey structure above it topped with a machicolation. Orcau belonged to the possessions of the Count of Erill within the sotsvegueria of Pallars; in 1831 it had about 80 inhabitants and was under the lordship of the Count of Aranda, Baron of Orcau, within the district of Talarn. It has been declared a cultural asset of national interest since 8 November 1988. Photo: Viquipèdia / Wikimedia Commons (CC BY-SA) What to see and do in Isona i Conca Dellà