Rohtas District in Bihar
has an area of 7,213 sq km and a population of 2.5 million. There are three subdivisions Sasaram
, Bikramganj, and Dehri.
Rohtas is historically important. It is said to have been the abode of aboriginals whose chief representatives now are the Bhars, the Cheers and the Oraons. King Sahasrabahu is connected with Sasaram, the headquarters of Rohtas. Sahasrabahu had a fierce fight with saint Parashuram, the legendary protector of
brahmins, as an outcome of which Sahasrabahu was killed. The name Sasaram is said to be derived from Sahasrabahu and Parasuram. Rohtas hill is also linked to Rohitashwa, son of Raja Harishchandra, a famous king who was highly regarded for his piety and truthfulness.
Paddy and wheat are the main crops. Cement factories at
Banjari and Dalmia Nagar, vegetable oil mill, and paper factory at Dalmia Nagar are some of the important industries. The Son and Kaw are the two major rivers.
The home of Sher Shah Suri and his magnificent mausoleum at Sasaram, the fort at Rohtas and the rail bridge at Dehri on Sone are located here. Akbarpur, Akhorigola - famous for weaving industry (Blanket) and cattle fair, Rohtas Garh, Tarachandi, Dhurwan Kund and Gupta Dam are some of the important tourist destinations.