The Abbey of San Pedro el Viejo is a previous Benedictine cloister in the old town of Huesca, Aragon, Spain. The present Romanesque structure was worked by the Benedictines in the 12th century. The name "San Pedro el Viejo", or "Holy person Peter the Old", alludes to the way that the Visigothic religious community fabricating that was given to them originated before the Moorish occupation. The site currently comprises for the most part of the shelters and the congregation. It has been a national landmark since 1886, and is a standout amongst the most critical structures for the Romanesque design of Aragon.
The previous part room has been since the 13th century the Chapel of San Benito or Royal Pantheon and contains the tombs of two rulers of Aragon: Alfonso I, the Battler, and his sibling and successor Ramiro II, the Monk. The congregation comprises of three boats and their apses. The altarpiece is polychrome wood by Juan de Ali craftsman Navarre in the mid 17th century. The congregation churches encompassing the show fascinating work of art from various periods: