Bridge of Almanza sobre el Cea Monument · Almanza, Tierras de León, León A work entirely of ashlar from the eleventh and twelfth centuries, with ten barrel vaults of between 8.40 and 11.35 metres span over piers with triangular cutwaters upstream. Its arches spend much of the year half-buried or submerged. Photo: LOBO QUIRCE (CC BY-SA 4.0) What to see and do in Almanza