Allahabad is one of the oldest cities in India. It is crowned in ancient scriptures as ‘Prayag’, ‘Prayagraj’ 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 Allahabad (Sangam) are the largest gatherings of pilgrims on this earth.
Historically, the city has been a witness to many important events in India's freedom struggle such as emergence of the first Indian National Congress in 1885, the beginning of Mahatma Gandhi's non-violence movement in 1920.
Geographically, Allahabad is located at 25.45°N 81.84°E in the southern part of the Uttar Pradesh. 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. The total geographical area of the district is 5482 Sq. Km. The district is divided into 8 Tehsils, 20 development Blocks and 2802 populated Villages. Allahabad is also famous for producing 7 out of 14 Prime Ministers of India - Jawahar Lal Nehru, Lal Bahadur Shastri, Indira Gandhi, Rajiv Gandhi, Gulzari Lal Nanda, Vishwanath Pratap Singh and Chandrashekhar, they all were either born in Allahabad, were alumni of Allahabad University or were elected from a constituency in Allahabad Many national and regional headquarters of administration, military and research facilities are located in the city. The months November and December January, February, have nice weather with a good average temperature.