Segovian sgraffito Curiosity · Bernuy de Porreros, Alfoz de Segovia, Segovia The façades of the village preserve esgrafiados, the Segovian decorative technique that consists of scraping a layer of mortar to leave the one beneath in view, forming grids and geometric designs on the render. Photo: Arturo Francisco Barbero (CC BY-SA 4.0) What to see and do in Bernuy de Porreros