Nature Unleashed: Avalanche

A surveillance expert who wants to help people comes across a foe who is the very definition of evil. Can he stop the man before he destroys...

Astronauts search for solutions to save a dying Earth by searching on Mars, only to have the mission go terribly awry.

Andreas Baader starts out as a small-time criminal. In Berlin, he is recruited by a revolutionary cell. They plan to overthrow the state.

Geophysicist Dr. Josh Keyes discovers that an unknown force has caused the earth's inner core to stop rotating. With the planet's magnetic field...

Torn by personal guilt, Italian General Umberto Nobile reminisces about his 1928 failed Arctic expedition aboard the airship Italia.

A high school swim champion with a troubled past enrolls in the U.S. Coast Guard's 'A' School, where legendary rescue swimmer Ben Randall teaches him...

In the aftermath of a major earthquake, scientists predict that Japan will sink into the sea. As further disasters follow, politicians plead with...

The discovery that she has a terminal illness prompts introverted department store saleswoman Georgia Byrd to reflect on what she realizes has been...

Dan Roman is a veteran pilot haunted by a tragic past. Now relegated to second-in-command cockpit assignments he finds himself on a routine...

Yellowstone is a park, but it's also the deadliest volcano on Earth. Beneath it, a sleeping 'dragon' is stirring. When an earthquake opens a crack...

From heart-stopping close shaves and averted disasters to incredible brushes with danger, this show counts up from 1 to 101 to feature some of the...

At the opening party of a colossal—but poorly constructed—skyscraper, a massive fire breaks out, threatening to destroy the tower and...