Festivities of Palo Activity · Palo, Sobrarbe, Huesca Image of Palo, not of the place itself. The patron saint festival of Palo, in the Huesca Sobrarbe, is held twice a year: on 23 April, in honour of San Jorge, and on 15 August, in honour of the Virgen de la Asunción. This small town of just 31 inhabitants (INE 2025), at 739 m altitude, keeps the parish church of San Martín, from the 16th and 17th centuries and recently restored, the Romanesque hermitage of San Clemente, from the 11th century, and the sanctuary of Bruis, from the 16th century. Photo: Juan R. Lascorz (CC BY-SA 3.0) What to see and do in Palo