The floor of the palace is shaped by a square of side 63 meters with a circular courtyard inscribed inside. This provision Mannerist palace main feature is unprecedented in Renaissance architecture and construction located in what is considered avant-garde artists of the moment. The building has two levels: the bass is in the Tuscan completamante padding, whose pillars are inserted large decorated bronze rings. The top floor is Ionic pilasters and lintels provided openings alternating with pediment. The two main facades boast stone paths covers Sierra Elvira. The circular patio also shows two floors. The bottom is dominated by a conglomerate stone Doric colonnade with an entablature very orthodox, composed triglyphs and metopes with garlands and bucráneos reasons. The top floor is formed by an Ionic colonnade, lighter, flat entablature. This general structure of the court shows a clear understanding of imperial Roman architecture, and would fit in the purest Renaissance but for their willingness curve, resulting in confusion when the viewer enters through its main facades and interior spaces makes and stairs to the idea generating.