Neemrana is an ancient historical town in Alwar district of Rajasthan, India, 84 km (52 mi) from Gurgaon; 122 km (76 mi) from Delhi and 150 km (93 mi) from Jaipur on the Delhi-Jaipur highway in Neemrana tehsil. It is between Behror and Shahajahanpur. Neemrana is an industrial hub. This area is also known as Ahirwal region in India. It is the site of a 16th-century hill-fort occupied by Chauhans till 1947. The erstwhile ruling family is considered to be of the direct lineage of Prithviraj Chauhan. Some distance from Neemrana is another fort, Kesroli in Alwar district, that is one of the oldest heritage sites. Historians trace it to the Matsya Janapada of the Mahabharata times. In Kesroli one gets to see the oldest remains of Buddhist Vihara at Viratnagar where the Pandavas spent the last year of their exile incognito; Pandupole, with the only reclining statue of Hanuman; the samadhi of the ruler saint Bhartrihari. Haryanvi language and culture are followed in this area as it is just a few kilometers away from the border of Haryana and Rajasthan.