The castro route of O Irixo Activity · O Irixo, Carballiño, Ourense Image of O Irixo, not of the place itself. Footpath approved as PR-G 189, of some six kilometres in a straight line, which links Irixo de Arriba with Valdesoiro crossing the parish of A Cidá and several castro enclosures of the municipality, with a variant that climbs to the one known as Coto do Castro. Photo: Lameiro (CC BY-SA 4.0) What to see and do in O Irixo