Hindu devotees bathe early morning at Sangam, the confluence of rivers Ganges and Yamuna, to mark Makar Sankranti festival during the annual traditional fair of “Magh Mela” in Allahabad, India, Wednesday, January 14, 2015. Hundreds of thousands of devout Hindus are expected to take holy dips at the confluence during the astronomically auspicious period of over 45 days celebrated as Magh Mela. (Photo by Rajesh Kumar Singh/AP Photo)

A “Sadhu”, or a Hindu holy man, offers prayers after taking a dip at the confluence of the river Ganges and the Bay of Bengal, ahead of the Makar Sankranti festival at Sagar Island, south of Kolkata January 13, 2015. (Photo by Rupak De Chowdhuri/Reuters)

A “Sadhu”, or a Hindu holy man, takes a dip at the confluence of the river Ganges and the Bay of Bengal, ahead of the “Makar Sankranti” festival at Sagar Island, south of Kolkata January 13, 2015. Hindu monks and pilgrims are making their annual trip to Sagar Island for the one-day festival of “Makar Sankranti” on Wednesday. (Photo by Rupak De Chowdhuri/Reuters)

Hindu devotees warm themselves around a bonfire on a cold foggy morning after bathing in the Sangam, the confluence of rivers Ganges and Yamuna, on Makar Sankranti festival during the annual traditional fair of “Magh Mela” in Allahabad, India, Wednesday, January 14, 2015. (Photo by Rajesh Kumar Singh/AP Photo)

A “Sadhu”, or a Hindu holy man, offers prayers after taking a dip at the confluence of the river Ganges and the Bay of Bengal, ahead of the Makar Sankranti festival at Sagar Island, south of Kolkata January 13, 2015. (Photo by Rupak De Chowdhuri/Reuters)

A Hindu devotee offers prayers after a holy dip at Sangam, the confluence of rivers Ganges and Yamuna, on Makar Sankranti festival during the annual traditional fair of “Magh Mela” in Allahabad, India, Wednesday, January 14, 2015. (Photo by Rajesh Kumar Singh/AP Photo)

A “Sadhu”, or a Hindu holy man, offers prayers after taking a dip at the confluence of the river Ganges and the Bay of Bengal, ahead of the Makar Sankranti festival at Sagar Island, south of Kolkata January 13, 2015. (Photo by Rupak De Chowdhuri/Reuters)

Hindu devotees bathe early morning at Sangam, the confluence of rivers Ganges and Yamuna, to mark Makar Sankranti festival during the annual traditional fair of “Magh Mela” in Allahabad, India, Wednesday, January 14, 2015. (Photo by Rajesh Kumar Singh/AP Photo)

Naga Sadhus or Hindu holy men, smeared with ash, drink tea inside their makeshift camps near the confluence of river Ganges and the Bay of Bengal, ahead of Makar Sankranti festival at Sagar Island, south of Kolkata January 13, 2015. (Photo by Rupak De Chowdhuri/Reuters)

A “Sadhu”, or a Hindu holy man, carries an idol of a Hindu deity as he walks along the confluence of the river Ganges and the Bay of Bengal, ahead of the “Makar Sankranti” festival at Sagar Island, south of Kolkata January 13, 2015. (Photo by Rupak De Chowdhuri/Reuters)

Hindu pilgrims pray behind burning oil lamps after they took a holy dip at the confluence of the river Ganges and the Bay of Bengal, ahead of the “Makar Sankranti” festival at Sagar Island, south of Kolkata, January 12, 2015. (Photo by Rupak De Chowdhuri/Reuters)