The barony of Petrés Historical milestone · Petrés, El Camp de Morvedre, Valencia Image of Petrés, not of the place itself. Martin the Humane confirmed the place to Joan Aguiló Romeu and granted him the title of baron of Petrés; Peter IV had donated it to the same family in 1340, and it kept a Muslim population until the expulsion of 1609. 1410 Photo: B25es (CC BY-SA 3.0) What to see and do in Petrés