What is Delhi?

Delhi is a metropolitan city in North India. New Delhi (a part of Delhi) is however the capital of India. Delhi is one of the oldest cities in the world. It has been the capital city of the country since a long time. Delhi was called Hastinapur during the rule of the Kauravas and Pandavas (as in the epic Mahabharata) almost around 3300 BC after which the capital was shifted to various other cities by different dynasties that ruled the country. The capital was placed back to Delhi by the Sultan dynasty and maintained by the Moguls. British India during the initial period assigned Kolkata (then Calcutta) as the capital but then shifted the capital to Delhi after the British Empire was formed.
Today Delhi is a highly developed metropolitan city with a large population and numerous companies and research Institutions established. Historic monuments and a long history make the city a major tourist attraction point alluring tourists from all over the world.