Castillo de los Zúñiga Monument · Cartaya, Costa Occidental, Huelva Fortress built between 1417 and 1420 by order of the Zúñiga family, lords of Gibraleón, on the hill overlooking the town centre; it preserves a parade ground and sections of wall restored in the 1990s. 1417-1420 Photo: Jose A. (CC BY 2.0) What to see and do in Cartaya