The Monastery of San Pedro el Viejo in Huesca , in Romanesque style , was built in SD XII. Its great value among the works of Romanesque Aragon was recognized to be declared a national monument in 1883.
In the cloister are the graves of two Kings of Aragon Alfonso the Battler and Ramiro the Monk. Are remarkable magnificent capitals, Master Workshop San Juan de la Peña
In Google Translate