MOST VIEWED PHOTO GALLERIES

They might seem like the stuff of science fiction, but the fact remains that a huge amount of cases simply can't be explained...

The internet is littered with short videos showing amateurs around the world achieving unbelievable, thrilling, funny or...

The breath-taking Caribbean has been shaped by millions of years of unstoppable volcanic forces and ferocious hurricanes,...

Follow us on an epic journey from the geysers of Yellowstone to the rugged Pacific coast of the Olympic peninsula, from the...

Discovering Channel Islands-a hidden chain of wild islands lying in plain sight of Los Angeles, home to plants and animals...

To be trapped behind enemy lines is every soldier’s worst nightmare: a situation they all train for, few experience and even...

After a first season hailed as "the most important television series ever," the Emmy award-winning documentary series, Years...

From Anacondas to glow in the dark frogs to the tiny dusky swifts who rule the world’s largest waterfall, Argentina’s...

As drought turns Mombo to dust, leopard Phefo must travel for food, but with their mother gone, the cubs are trapped by...

The shop struggles to make payroll after a financial crisis hits Jim's equipment repair. To make matters worse, a warrant job...

After Cody Dial’s backpack turns up, confirming that he made it out of the jungle alive, investigators search for clues in town.

After hitting a snag in the investigation, Ken and Carson must convince Pata de Lora to make a statement to the Costa Rican...

Could the motive behind the killings involve drug trafficking? Karsten investigates the murky underworld of Mombasa and makes...

Karsten interviews witnesses to learn more about the murders. Looking for a motive, he goes to the Seychelles and encounters...

Investigator Karsten von Hoesslin travels the world to learn who killed four men at sea. His first clue is mobile footage that...