Saru Castle

قلعه بزرگ سارو، سمنان، پژوهش و انیمیشن آرمین دارا، سال 1379 Animation:Armin dara December 2000 Saru, which lies about 100 miles east of Tehran, stands on a peak nearly 1,000ft high, with triple defensive walls and round towers every 100 yards above a steep slope to the valley floor. The castle is in good preservation mainly due to the fact that it remains undiscovered. Other forts in the area suggested that a large part of the route between Tehran and Mashhad was controlled by the occupants.