The riuraus, raisin-drying architecture Historical milestone · Pedreguer, La Marina Alta, Alicante Image of Pedreguer, not of the place itself. The riuraus are open-arched porches built next to the country houses of Pedreguer to gather in the grapes laid out to dry whenever rain threatened. Hundreds of them were built between the 18th and 19th centuries, when muscatel raisins were the comarca's great export. siglos XVIII-XIX Photo: Polytaz (Public domain) What to see and do in Pedreguer