A river of mud and rock threatens a valley; icy patterns may actually be morphing creatures; a jellyfish-shaped cloud might be a sign of dangerous weather.
A look at the threat posed by flammable snow; a twisting black smoke moves as if it has a mind of its own; a giant red dome defies the laws of physics.
A trio escaped from Alcatraz prison with no traces of their survival; a US representative's plane vanishes in Alaska with the mafia believed to be involved.
A ship blocks an important trade route; a mountaineer is hunted by a Scottish animal; allied pilots over Nazi Germany are confronted by strange lights.
A team of meterologists offer an uncensored report of various weather and storms across the country which are just as unpredictable and disastrous as nature.
A ship blocks an important trade route; a mountaineer is hunted by a Scottish animal; allied pilots over Nazi Germany are confronted by strange lights.
An expedition to Everest becomes crowded in mystery; Australia's prime minister disappears into the ocean; a NASA mission is struck down on the edge of space.
A trio escaped from Alcatraz prison with no traces of their survival; a US representative's plane vanishes in Alaska with the mafia believed to be involved.
When a woman goes missing in Wyoming's Grand Teton National Park, and the last person to see her alive is on the run, detectives embark on a massive manhunt.
A man must save his family and neighbors as a twister strikes their mobile homes; a family is trapped in their cellar; a couple's SUV is sucked up by a tornado.
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