Coto da Moura petroglyphs Monument · Arbo, Paradanta, Pontevedra Image of Arbo, not of the place itself. A group of badly eroded rock carvings in which concentric circles and other figures can still be made out; they occupy a knoll commanding the Deva valley and are the archaeological stop on the Moura circular trail. Photo: JCNazza (CC BY 3.0) What to see and do in Arbo