Pavilion and head higher Qapv only remaining buildings from the Safavid era is the Imperial Citadel. Building repair and reconstruction in the Qajar period and was named Chehelsotun. Chehelsotun building octagonal shape and is built on two floors. Map with the cruciform plan with axes and outward-orientation, the roof, ground covered with exquisite designs Mogharnas upper floor and roof covering it is Khnchh building now a museum, museum of calligraphy is used.