The 1142 document Curiosity · Montederramo, Terra de Caldelas, Ourense Image of Montederramo, not of the place itself. The oldest reliable reference to the monastery is from 1142, when Alfonso VII asked for Cistercian monks to reform it; the effective union with the Cistercian order did not take place until eleven years later. Photo: Txo (CC BY-SA 3.0) What to see and do in Montederramo