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.
"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.
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.
Baba Yadegar Tomb is located at the end of the road leading to Rijab village, and depending on the road conditions and the busyness of the route, you can travel by car to the vicinity of the tomb.
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.