Walk: Granges d'Astau - Lac d'Oo - Col d'Espingo (1,967m) - Hourquette des Hounts-Secs (2,267m) - Col (2,272m) - Superbagneres (Bagneres-de-Luchon) [10.75 miles 4,600 ft ascent]
Walk: Granges d'Astau - Lac d'Oo - Col d'Espingo (1,967m) - Hourquette des Hounts-Secs (2,267m) - Col (2,272m) - Superbagneres (Bagneres-de-Luchon) [10.75 miles 4,600 ft ascent]