Alcazar de los Reyes Cristianos was the site of the palace of a former Islamic caliph and then converted into a Christian court, During the World War, it became the headquarters of the Inquisition, and after that the civil prison and the military prison were established there. Surrounded by a wonderful garden filled with fish ponds, water fountains, orange trees and colorful flowers, it is part of the 1994 UNESCO World Heritage List; The Alcazar also has halls displaying magnificent Roman mosaics and Gothic towers with enchanting panoramic views.