Rudkhan Castle (Persian: قلعه رودخان; also Rood-khan Castle) is a brick and stone medieval castle in Iran.
Located 25 km southwest of Foman city north of Iran in Guilan province, it is a military complex which had been constructed during the Sasanian era (224-651), and later rebuilt during the Seljuq era by followers of the Ismā'īlī sect.
Van or Taxi from Rasht or Masouleh which is reachable by same mean of transport from Rasht. There are daily buses from Rasht to Tehran. There is also a direct bus connection from Tehran to Fuman and back but it might be harder to find.
The castle is built on two tips of a mount, with an area of 2.6 hectares (6.4 acres). Its architects have benefited from natural mountainous features in the construction of the fort.
The Rudkhan Castle River originates in the surrounding heights and flows from south to north.
After crossing a mountainous winding route with dense forests, the first thing that one notices about the castle is its big entrance gate.
Rudkhan Castle sits at the two peaks of a mountain at elevations of 715 and 670 metres and contains strong fortifications and battlements at a length of 1,550 metres. The castle's 42 towers still stand intact
There are restaurants for tourists. Also, you can buy tasty fresh made bread from market, other supplies from a couple of shops and prepare something to eat yourself.