Haroun Prison (Haroon Prison) or the Harun al-Rashid prison (Also known as Khaan) in Rey is a cuboid structure made of stone and stucco, which dates back to the Buyid dynasty (934-1062). The structure, which was used for the solitary confinement of criminal in the Buyid era, is 9 meters tall and has two stories.
Other castles and towers ...