Ontur and the Treaty of Alcaraz Curiosity · Ontur, Campos de Hellín, Albacete Image of Ontur, not of the place itself. Territory of the old taifa of Murcia in Muslim times, Ontur passed into Castilian hands in 1243 with the Treaty of Alcaraz. It later belonged to the lordship of Caudete and to the marquisate of Villena. Photo: 19Tarrestnom65 (CC BY-SA 4.0) What to see and do in Ontur