Olive oil of the Mijares valley Food and drink · Olba, Gúdar-Javalambre, Teruel Image of Olba, not of the place itself. In the lowest and mildest sector of the comarca, beside the Mijares, terraced olive groves are preserved that supply small oil mills. The resulting oil, of short production, is consumed above all in the villages of the valley themselves. Photo: Aperucho123 (CC BY-SA 3.0) What to see and do in Olba