Deep inside the Luray Caverns, a song rises above the steady drip-drip-drip of water echoing upon limestone. The Great Stalacpipe Organ, a three-and-a-half-acre percussion instrument, is its source.

By Julia Griffin, Kristin Hugo

Osama bin Laden hid for nine years in Pakistan after the Sept. 11 attacks -- from Peshawar to Haripur, where at least two of his children were born in government hospitals, according to new details uncovered in Pakistani interrogations of…

George Clooney Puts 'Spotlight' on Bloodshed, Crisis in Sudan's Nuba Mountains…

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