Eremo di Sant'Onofrio al Morrone (Italian for Hermitage of Sant'Onofrio al Morrone) is an hermitage located in Sulmona, Province of L'Aquila (Abruzzo, Italy)., dating back to the thirteenth century. A monk by the name of Pietro Angelerio living at this hermitage later became Pope Celestine V. The hermitage is located at an altitude of 620 meters, and can only be reached via a steep path from the village of Badia, on the eastern edge of the Valle Peligna.