INDIA. Chowpatty beach. The birthday of the Gansesh Chaturthi, the elephant headed God who was the son of Shiva and Parvati, is one of the most popular annual religious festival in Bombay. It takes place in the end of the Monson season in late August and September. Traditional clay effigies been carried through the city to the Bombay waterfront where according to the custom they are immersed in the sacred waters and left there to be decomposed for a long period of time.