Arbelo (1332m), Aldaon (1411m), Irumugarrieta (1431m), Beldarri (1404m) and Mendiaundi (1307m) from the Col of Trikuharri. From here we turn to north to the path (white line of snow) under Beldarri turning to left to reach the west ridge of Irumugarrieta (great white ramp in left side of the summit). Dec 2005.