Historic ensemble of Qasr-e Shirin

This ensemble is located within a perimeter covering ? hectares northeast of Qasr-e Shirin and includes such architectural and urban remains from the late Sassanian period and the early Islamic period as the palace of Khosrow (attributed to the Sassanian Chosroes II, AD 591-628), the Chahar Qapu monument, remains of a stone tower famous as Ban Qal'eh (from the Sassanian period and the early Islamic period) and remains of a caravansary from the Safavid period.