Antiguas minas de oro de Membrío Historical milestone · Membrío, Comarca de Valencia de Alcántara, Cáceres Image of Membrío, not of the place itself. At the confluence of the rivers Salor and Tagus there were gold mines worked throughout history, which gave Membrío a certain reputation beyond Spain. Photo: velomartinez (CC BY-SA 3.0) What to see and do in Membrío