Prayagraj is one of the oldest cities in India. It is crowned in ancient scriptures as ‘Prayag’ or ‘Teertharaj’ and is considered the holiest of pilgrimage centres of India. It is situated at the confluence of three rivers- Ganga, Yamuna and the invisible Saraswati. The meeting point is known as Triveni and is very sacred to Hindus. The Kumbh held in every six years and Mahakumbh in every 12 years at Prayagraj (Sangam) are the largest gatherings of pilgrims on this earth.

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To its south and southeast is the Bagelkhand region, to its east is middle Ganges valley of North India, or Purvanchal, to its southwest is the Bundelkhand region, to its north and northeast is the Awadh region and to its west along with Kaushambi it forms the part of Doab i.e the Lower Doab region. In the north Pratapgarh, in the south Rewa (M.P.), in the east Sant Ravi Das Nagar and in the west Kaushambhi districts are located.