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.
Kangelo Castle (Kangolo, Kangeloo, قلعه کنگلو) is located a short distance from a village called Kangelo, which is part of the beautiful Savadkouh County,
There are such caravanserais in Iran and in many provinces of central Iran, the most important of which is the Marnjab caravanserai, which is located in Isfahan province and on the edge of the beautiful Marnjab desert.
"Manijeh Zij" or "Manijeh Castle" is one of the ancient relics left near the city of Sarpol-e Zahab, which is located 15 km from this city in a village called Patagh.
This cave has been dug to transfer water from the mountainous areas south of the village and is unique in its kind. This cave is known in the local language as Giri Konar or Behdeh.
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.