It is located on the western side of the country, where it comprises most of the wide and inhospitable Thar Desert (also known as the “Rajasthan Desert” and “Great Indian Desert”) and shares a border with Pakistan along theSutlej-Indus river valley. Elsewhere it is bordered by other Indian states: Gujarat to the southwest; Madhya Pradesh to the southeast; Uttar Pradesh and Haryana to the northeast; andPunjab to the north. Its features include the ruins of the Indus Valley Civilization at Kalibanga; the Dilwara Temples, a Jain pilgrimage site at Rajasthan’s only hill stationMount Abu, in the ancient Aravalli mountain range; and, in eastern Rajasthan, the Keoladeo National Park nearBharatpur, a World Heritage Site[2] known for its bird life. Rajasthan is also home to two nationaltiger reserves, the Sariska Tiger Reserve in Alwar and Ranthambore National Park.