The castle of Ibiza is formed by a group of buildings on the hill of the Puig de Vila, which together with the Aldudayana fortress formed a citadel surrounded by a wall with 12 towers. The first mentions of the castle They date back to the 12th century. The quadrangular grounds of the castle with towers in each corner recalls the structure of the Islamic "qars", fortified buildings that were the last defensive redoubt of the city.