The church of the Asunción in Porto Monument · Porto, Sanabria, Zamora Image of Porto, not of the place itself. Raised between the twelfth and thirteenth centuries, it presides over the most isolated village in Sanabria, surrounded by medieval bread ovens, old flour mills, looms, bridges and fountains of traditional architecture. Photo: Estevoaei (CC BY-SA 4.0) What to see and do in Porto