Entering the castle requires a half-hour walk and you have to climb the mountain. Parts of the route are a bit difficult and not suitable for children and the elderly.
Blue Mosque according to the inscription on its entrance; It was built in 870 AH, during the reign of Sultan Jahanshah, the most powerful ruler of the Qara Quyunluyan dynasty.
Eshkaft-e Salman Cave is actually two cave entrances, one of which is much larger than the other. The caves are not very deep and at the deepest point of the caves there is enough light to see.
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.