At about 1,500 meters from the town of Casas de Reina the ruins of the ancient Roman city of Regina, whose foundation resulting from the unification of various villages of which the most important was at the hill of the Alcazaba are queen, would take place in the first century AD the reasons for the creation of the city were closely linked to economic reasons: abundance of mines, good agricultural land, wooded areas, abundant water. The passage of the road that linked Emerita Augusta with Híspalis quickened the population over the centuries.