National Geographic - Lost Tribe of Palau

Scientists examine underground clues from over 250,000 years ago that raise questions about our early relatives — and what it truly means to be human.

This documentary delves into the mysteries surrounding the Neanderthals and what their fossil record tells us about their lives and disappearance.

A group of students become trapped inside a mysterious cave where they discover time passes differently underground than on the surface.

A wealthy entrepreneur secretly creates a theme park featuring living dinosaurs drawn from prehistoric DNA. Before opening day, he invites a team of experts and his two eager grandchildren to experience the park and help calm anxious investors. However, the park is anything but amusing as the security systems go off-line and the dinosaurs escape.

Teenage outsider Adam sets out on an epic and daring quest to uncover the mystery behind his long-lost dad, only to find out that he is none other than the legendary Bigfoot! He has been hiding deep in the forest for years to protect himself and his family from HairCo., a giant corporation eager to run scientific experiments with his special DNA. As father and son start making up for lost time after the boy's initial disbelief, Adam soon discovers that he too is gifted with superpowers beyond his imagination. But little do they know, HairCo. is on their tail as Adam's traces have led them to Bigfoot!

As the Earth wrestles with its agonizing birth, the peoples of this barren and desolate world struggle to survive. Driven by animal instinct they compete against the harsh conditions, their giant predators, and warring tribes. When two people from opposing clans fall in love, existing conventions are shattered forever as each tribe struggles for supremacy and Man embarks on his tortuous voyage of civilization.