Pilgrimage of San Pedro Mártir Activity · Villanova, La Ribagorza, Huesca Image of Villanova, not of the place itself. On 29 April the town celebrates its patron, San Pedro Mártir, with a pilgrimage festival that climbs to the hermitage situated on the mountain above the village. It is the main date of the municipality's festive calendar and keeps the traditional route. Photo: Lozano Manzanedo (CC BY-SA 4.0) What to see and do in Villanova