Find out how the 2006 liquid bomb attack was thwarted.
Meet John Varty and his 15-strong group of tigers at the Tiger Canyons reserve.
John Varty is the Tiger Man. A South African conservationist and filmmaker, he specializes in big cats.
See the Vatican staff who manage this ancient city in images taken during the filming of Vatican: Life Within.
See more photos from the world's smallest independent state, the Vatican.
See photos of Alaska's deadly skies and the pilots who navigate them.
Follow the Plastiki crew in their adventure across the South Pacific to Sidney.
Archaeologists search for clues about how the knights were killed.
Actors reenact the life of Templars before the siege that may have led to their demise.
A team of explorers descend into the Thrinukagigur crater to study the inner workings of Icelandic volcanoes.
Travel over, across and deep into the Earth’s crust to learn just what makes your world tick.
Feral Pig Plague
Meet the creatures that are causing a wild threat to us humans!
Images from the heart of the greatest river basin in the world.
See portraits of dangerous snakes and the humans who can’t get enough of them.
This is the story of how wolves and humans forged a bond that changed them, us, and the world forever.
Witnesses recount the day Mother Nature changed their lives.
Where do you think Mother Nature will strike next?
Killer 'Great White' Shots.