Spa of Bembibre Curiosity · Viana do Bolo, Viana, Ourense A spa of sulphurous waters that operated from the end of the 19th century until 1958, with its own hotel and bathhouse; today its ruins, overrun by vegetation, can be visited beside the spring that gave rise to it. Photo: Estevoaei (CC BY-SA 4.0) What to see and do in Viana do Bolo