Shergarh Fort is extended in the perimeter of 10 Km on Kaimur hill in south-west from Sasaram in Chenari region.
This citadel which was earlier known as Nawabgadh is now known as the Shergarh Fort which is situated quite close to the Sher Shahs tomb in Sasaram.
The Shergarh Fort in sabzi mandi area is popularly supposed to be the old residence of Hasan Khan Sur.
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