Burial mounds of Eirón Nature · Mazaricos, Xallas, A Coruña Image of Mazaricos, not of the place itself. Group of mounds in the parish of San Fins de Eirón, part of the megalithic complex of Sotorraño, Parxubeira and Portocoiro, one of the best documented Neolithic funerary groups in south-western A Coruña. Photo: Luis Miguel Bugallo Sánchez (CC BY-SA 3.0) What to see and do in Mazaricos