Kumbh Mela is one of the largest and most significant religious festivals in the world, held in India. It is a Hindu pilgrimage that involves the gathering of millions of people who come to take a holy dip in the sacred rivers to cleanse themselves of sins and attain spiritual purification. The festival is celebrated at four different locations in India: Allahabad (Prayagraj), Haridwar, Ujjain, and Nasik. The Kumbh Mela rotates every three years, with a full cycle completing in twelve years, and each location hosts it in a 12-year cycle.