Hindu devotees observe a solar eclipse through specially-designed viewing glasses as they take holy dips in the Sangam, the confluence of the Ganges, Yamuna and the mythical Sarawati River, in Allahabad, India, Wednesday, July 22, 2009. The longest solar eclipse of the 21st century pitched a swath of Asia into near-darkness after dawn, as millions watched the once-in-a-lifetime phenomenon Wednesday. (AP Photo/ Rajesh Kumar Singh)
