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E1 Mount St. Helens
From scientists to campers to residents, discover the stories of those who were there when Mount St. Helens erupted.
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E2 San Francisco Quake
Discover the devastation a 7.1-magnitude earthquake can wreak on a city as we revisit the San Francisco quake of 1989.
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E3 Oklahoma Tornado
Rarely seen footage and nerve-wracking stories place you in the middle of the Oklahoma tornado of 1999.
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E4 Oil Rig Explosion
Follow a handful of men as they race for survival through the smoke and fire-filled labyrinth of the Piper Alpha Oil Rig.
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E5 USS Indianapolis
Witness the worst sea disaster in U.S. naval history, the sinking of the USS Indianapolis, and the horrors that ensued.
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E6 Dam Disaster
See how a massive landslide into a dam reservoir caused a wave of disaster to hit the village of Longarone, Italy.