Prayagraj is known for Triveni Sangam, the confluence of three holy rivers the Ganga, the Yamuna and the Saraswati. It is the sacred place where the Maha Kumbh Mela is held once in twelve years. One of the oldest cities of India, Prayagraj emanates a sense of spirituality in its air. Besides religious magnitude, the city holds immense cultural and historical significance.