Castle of Calders Monument · Calders, Moianès, Barcelona Medieval fortification in the municipality of Calders (Moianès, Barcelona), atop a hill at 471 metres above sea level, surrounded by an old meander of the Calders river. Of vernacular architecture, built mostly in the 11th century, it preserves a circular tower, a perimeter wall, a later building and remains of the castle chapel, Santa Maria del Castell de Calders; the tower is collapsed by close to half, although recent works have consolidated its rocky base. Documented since 956-965, in 1023 it belonged to countess Ermessenda, widow of Ramon Borrell; between 1067 and 1336 it was in the hands of the Calders family, and in the 14th century it changed owners several times, with reinforcements ordered by king Peter III. It is declared a cultural asset of national interest. Photo: elmoianès Object location41° 46′ 49.84″ N, 1° 59′ 34.61″ E View this and other nearby images on: OpenStreetMap 41.780511; 1.992947 (CC BY-SA 2.0) What to see and do in Calders