Hindu devotees walk across pontoon bridges to take a holy dip at Sangam, the confluence of the Ganges, Yamuna and mythical Saraswati River, during the Maha Kumbh festival, in Allahabad, India. Millions of devout Hindus and thousands of Hindu holy men take a dip at Sangam, the most auspicious day according to the alignment of stars, for the entire duration of Maha Kumbh festival, which lasts for 55 days.