Tasnim | Morteza Salehi: Nehchir Citadel is a historical building located near the city of Mobarakeh in Isfahan Province, central Iran. The magnificent structure dates back to the Safavid era, and has been restored during the Qajar period.The citadel was constructed in an area of 20,000 square metres and has a carpet area of 7,500 square metres. There are four pigeon towers in its four corners. In the old days, the place was used as a station to secure the roads, as well as a central place for local people to do daily shopping.