A man is trapped in a twister; 4,000 passengers are trapped on a cruise ship in the middle of the ocean; a raging flood blasts through a quiet Maryland town.
A boating trip turns terrifying when a volcano erupts; an onlooker witness the destruction of a flash flood; an avalanche buries a family's truck on a highway.
Two families in the Bahamas try to survive a hurricane; rivers of scorching lava wipe out everything in their path; a twister threatens an entire town.
A father and son camping trip turns into a race for survival against a raging wildfire; an avalanche on Mount Everest buries climbers; a typhoon crashes a wedding in the Philippines.
An avalanche leaves three friends fighting for their lives; a dust storm swallows an entire city; a landslide rips away the earth from a Norwegian shoreline.