The world's leading scientists and cinematographers relive 5 extraordinary shark feeding events. From being surrounded at night by 700 grey reek sharks, a 300-strong gath ...

In the darkest days of World War II, St. Peter's was shrouded in the shadow of the swastika. But even as the Führer surrounded him, the Pope was plotting a secret counte ...

Earthquakes, tsunamis, volcanic eruptions, and extreme weather. Has Earth always been this way? Featuring footage of top geologic hot spots on every continent, the film t ...

In the mountains of Peru, an environmental scientist discovers ancient artifacts submerged beneath the headwaters of the Amazon; his findings could save this sacred lands ...