The G 504 A trail starts in the nuraghe Donnigheddu area at km 9.5 of the G 504 trail; from here take the trail on the right and continue slightly downhill; after about 500 meters the trail meets on the right the crossroads from which the G 504 B trail develops. After about 120 meters it leads at the granite formation of Su Corriadore. Here, on top of the rocks at an altitude of 953 meters above sea level, there is a beautiful panoramic point.