 The northern and western flanks are steep, rocky cliffs making it difficult to access the structure.The castle is inappropriately positioned to take on an effective role as sentry and, if its role was to defend the zone, then it should have been sited at the top of the mountain.The abbey of Baçal, in the 20th century, identified a few interesting elements, namely the ""remains of moats and walls of a metre and half length by three high"", in areas of apparent weaker defense, or ""walls forming small compartiments...houses for habitation?