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.
During the Ardh Khumbh Mela, pilgrims ahve to buy supply for themselves. Her they buy the straw to isolate the couch in the tents. They also buy small cooking clay oven to cook on.