Cross of Pau da Vella Curiosity · Viveiro, Mariña Occidental, Lugo Image of Viveiro, not of the place itself. A stone cross raised in the parish of Vieiro that served as a boundary marker between the municipal districts of Cervo, O Valadouro, Viveiro and Xove; the four concellos historically converged at this point of the sierra. Photo: Enrique Pernas (CC BY-SA 2.0) What to see and do in Viveiro