An Indian Hindu priest (R) smokes gaza ( [Getty Images]

An Indian Hindu priest (R) smokes gaza (marijuana) at a temporary tent as she takes part in 'Maghi Purnima' during the Maghmela festival at Sangam, at the confluence of the Ganges, Yamuna and Saraswati rivers, in Allahabad on January 30, 2010. Sangam is one of Hinduism's most important centres where thousands of people take holy dips at the confluence of Ganges, Saraswati and Yamuna rivers during the month-long fair. AFP PHOTO/Diptendu DUTTA (Photo credit should read DIPTENDU DUTTA/AFP/Getty Images)

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