Patna is the capital of the Indian state of Bihar and the most populous city in Bihar. Patna is one of the oldest continuously inhabited places in the world. Ancient Patna, known as Pataliputra, was the capital of the Magadha Empire under the Haryanka, Nanda, Mauryan, Sunga, Gupta, Pala and during the Islamic period the seat of power for the Suri dynasty. Pataliputra was also a seat of learning and fine arts. Its population during the Maurya period (around 300 BCE) was about 400,000. The modern city of Patna is situated on the southern bank of the Ganges. The city also straddles the rivers Sone, Gandak and Punpun. The city is approximately 35km long and 16km to 18km wide. In June 2009, the World Bank ranked Patna in second place in India, after Delhi, in terms of the ease of starting a business. As at 2004-2005, Patna had the highest per capita gross district domestic product in Bihar, at Rs31,441.
Contributions by Bhadani, Tvsinha, and Meraj amd.