Hillfort of a Pena do Altar Nature · Foz, Mariña Central, Lugo Image of Foz, not of the place itself. A castro enclosure in the municipal district of Foz which, together with the better known one at Fazouro, proves the density of fortified settlements on this coastal strip before the arrival of Rome, taking advantage of the heights that command the ría of the Masma. Photo: Iago Casabiell González (CC BY-SA 4.0) What to see and do in Foz