The exchange of the Caldas de Partovia Historical milestone · O Carballiño, Carballiño, Ourense The monks of Oseira obtained in 1162 the lordship of the hot springs of Partovia in exchange for lands they held at Toro, in Zamora. The use of those waters remained under the monastery throughout the Middle Ages. 1162 Photo: Estevoaei (CC BY-SA 4.0) What to see and do in O Carballiño