Mount Montouto Nature · Vilamartín de Valdeorras, Valdeorras, Ourense Image of Vilamartín de Valdeorras, not of the place itself. Summit of 1,540 metres in the municipal district of Vilamartín, on the ridge that separates the floodplain of the Sil from the highlands to the south; the concello reaches still greater height at the place of A Lastra. Photo: Estevoaei (CC BY-SA 4.0) What to see and do in Vilamartín de Valdeorras