Reservoir of Cenza Nature · Vilariño de Conso, Viana, Ourense Image of Vilariño de Conso, not of the place itself. A sheet of water of 238 hectares at some 1,345 metres of altitude in the north of the municipality, among the highest in Spain; it occupies a former glacial valley carved out of the Serra de Queixa. Photo: Estevoaei (CC BY-SA 4.0) What to see and do in Vilariño de Conso