Sun (Surya), the most respected natural element, is the object of worship during the Chhath Puja, celebrated after six days of Diwali. This festival is Celebrated mainly in Bihar , but also in Varnasi, Chhath centers round the worship of Surya, the sun, who is offered flowers and the holy waters of the Ganga . Temporary shrines are made of sugarcane stalks. Crowds throng the riverbank for the ritual worship and bath or wait their turn by the river.