Poshtab Castle
Poshtab Castle, also known Pashtou Castle is an ancient site located in Poshtab village, Ahar County in northwestern Iran. The castle is built on a rock and features stairs and engraved cabins. With only one entry point, the other sides of Poshtab Castle are surrounded by inaccessible cliffs. The building dates back to the Sassanid and Parthian periods. Poshtab Fortification is located near Qahqaheh Castle.
Resources
seeiran.ir ''In Persian language.makanbin.com In Persian language.- wikimapia.org