Located in the highest part of the Mola de Colldejou and just a few meters from the castle, the view reaches the coast of Cambrils. You can also see the impressive Llaberia mountain range and the Pradell-L'Argentera mountain ranges.
Reservoir built between 1951 and 1971 in the Capçanes creek, in the Ebro river basin. The dam, located in the municipality of Els Guiamets, serves to generate hydroelectric power and to irrigate the region's farmland.