The conquest of Albarracín by Pedro III Historical milestone · Albarracín, Sierra de Albarracín, Teruel Image of Albarracín, not of the place itself. Between 1284 and 1285 Pedro III of Aragon besieged and took the city, putting an end to more than a century of seigneurial independence. The territory was formally incorporated into the Crown of Aragon in the year 1300. 1284-1285 Photo: Diego Delso (CC BY-SA 3.0) What to see and do in Albarracín