Spectacular rain forest decorate Borneo, the third largest island in the world.
Pacific walruses travel according to the movement of the ice. As the ice expands in the winter, they move south.
The migration of the Makgadikgadi Zebras is the second largest zebra migration in the world.
Sperm whales are the world’s largest toothed whales and are one of the deepest diving cetaceans.
The little red flying fox of Australia sometimes form camps of over one million individuals.
Male southern elephant seals, or bulls, must compete to earn the right to mate with an assembly of females.
A quest to create the most scientifically accurate model of a dinosaur ever made.
Dinosaurs managed to survive injuries, infections and diseases that would kill most predators today.
Researchers fear a newest tourist craze may be upsetting sharks’ natural behavior.
Extreme heat, wind and sandstorms make the journey treacherous and have Vágner struggling to push on.
Jakub searches for an alligator gar, known for their bony skulls, armour-like scales and piercing teeth.
Vágner joins local experts on a mission to catch and tag white sturgeon to aid the species’ survival.
Lurking in the murky depths of the world’s great waterways are bizarre aquatic giants.
The palaces, cathedrals and museums of St. Petersburg are the shining symbol of the Russian Empire’s golden age – but...
When the sirens go off, Venetians brace themselves for an incoming attack. The tide rises, floodwater rushes into the city and...
See the faces of the infamous men behind the 9/11 terrorist attacks.