A group of scientists and a film crew suffers a series of tragic mishaps as they explore Peru's Rio...

A team of scientists head to the mouth of the Galeras Volcano to try and predict the next eruption.

No Turning Back After crossing the North Pacific, the Infinity arrives in Dutch Harbor. Unprepared f...

A race across the Moroccan Sahara becomes a race for survival when a sandstorm strands a runner in t...

It All Falls Apart Fear of overwintering in the Arctic becomes more and more real as the crew become...

An American whitewater paddling team travels deep into Tibet's Tsango Gorge to run the "Everest of r...

American rock-climbers face gunfire from Islamic militants in Kyrgyzstan.

An expedition to the summit of Mt. Hood takes a violent turn when climbers are swept into a lethal c...

Rescuers try to save a trapped cave diver who ran into trouble after plunging 250 feet below ground...

Four men on an experimental minisub get tangled in the wreck of a sunken warship and must wait for t...

A family fights to survive when killer whales attack its schooner.

The Galeras Volcano erupts while scientists, tourists and reporters explore the volcano, killing nin...

Men and women competing in the Iditarod find themselves fighting to survive when a blizzard with sub...

As Neil Armstrong and David Scott try to complete the world's first orbital docking mission, the Age...