The castles of Bandar Langeh region were generally built for the life of local rulers. Kalat Castle was also built for the life of Sheikh Suleiman al-Hammadi.
The 2500-meter building of Baghcheh Jogh Palace is built in the middle of a garden with an area of 11 hectares and is one of the masterpieces left from the late Qajar period.
Kangelo Castle (Kangolo, Kangeloo, قلعه کنگلو) is located a short distance from a village called Kangelo, which is part of the beautiful Savadkouh County,
One of the important caravanserais located in Semnan province and south of Garmsar is "Ain al-Rashid" which is located a short distance from Ghasr-e Bahram caravansary.