Bathinda (also known as Tabar-e-Hind or Tabarhindh meaning the Gateway to India) is one of the oldest cities in Punjab, India and the current administrative headquarters of Bathinda District. It is in northwestern India in the Malwa Region, 227 km west of the capital city of Chandigarh and is the fifth largest city of Punjab. Bathinda's nicknamed the 'City of Lakes', courtesy of the artificial lakes in the city. The first empress of India, Razia Sultan was imprisoned in the Qila Mubarak fort in Bathinda. The gurudwara and mazaar of Haji Rattan is a popular tourist centre of Bathinda having connections with popular legends. Bathinda is a home of Central University of Punjab and upcoming AIIMS. Bathinda is home to two modern thermal power plants, Guru Nanak Dev Thermal Plant and Guru Hargobind Thermal Plant at Lehra Mohabbat. The city has a fertilizer plant, a large oil refinery, Bathinda is home of two cement plants, Ambuja Cements and UltraTech Cement Limited. A zoo, and a historic Qila Mubarak fort. Bathinda is one of the largest food grain and cotton markets in northern India; the area around Bathinda is a prolific grape growing area. It is one of the leading cities in education in Punjab. Bhatinda was changed to Bathinda to conform to the phonetical expression as locally pronounced. According to Henry George Raverty, Bathinda was known as Tabarhindh (Labb-ut-Twarikh). The earliest mention of Tabarhindh occurs in the Jami-Ul-Hakayat written about 607 Hijri or 1211 AD. In 1004, Mahmud of Ghazni besieged the local fort, which was located on the route from the northwest into the rich Ganges valley. In 1189, Muhammad Ghori attacked and occupied the fort of Bathinda. Prithvi Raj Chauhan, the ruler of this region, managed to recover possession of the fort thirteen months later in 1191 after