Deadly 13th-Century Volcano Eruption: Mystery Solved?

Scientists find source of massive eruption felt centuries ago around the globe.

The 1257 A.D. explosion was eight times stronger than Krakatoa (pictured).

Image of the 125 Anniversary logo One of history's great disaster mysteries may be solved—the case of the largest volcanic eruption in the last 3,700 years. Nearly 800 years ago, the blast that was recorded, and then forgotten, may also have created a "Pompeii of the Far East," researchers suggest, which might lie buried and waiting for discovery on an Indonesian island.