The Maha Kumbh Mela ("great festival of the pot of nectar of immortality") is held every three years in each of four different locations, returning to each of four places every twelve years. An Ardh (half) Mela (festival) takes place six years after the Maha Kumbh in each location.
Saris. Prayag. Uttar Pradesh
Pilgrims bath all night long in Prayag, even though it's cold. They also have to dry up saris despite the cold night