Explore whether lost islands and mysterious, Eden-like paradises were actually earthly homes for aliens, and find out why the Greeks, Macedonians, and other ancients believed the world's mountains to be sacred homes to all-powerful gods. Experience American history via rock carvings from an 8,000 BC man-made cave filled with ancient objects and mummies. Is there a link between this cave and the Native American legend of the "star beings"?

The daughter of Keikobad, ruler of the spirit world, has married an Emperor. As a result she is now neither human nor a spirit and cannot bear children unless she can find a shadow.

Continues to examine 75 million years of the most credible alien evidence here on Earth. Season Three explores new directions, including sightings and phenomena from ancient times to the present. From the age of dinosaurs to ancient Egypt, from early cave drawings to continued mass sightings in the U.S., each episode gives historic depth to the questions, speculations, controversies, firsthand accounts and grounded theories surrounding an age-old...

Have you ever wondered what it would be like to live your life in the wilderness, using only the things nature has provided? This is the History series about three men who have devoted their lives to survival in its simplest form. But how simple is it really? Watch as these men face off against mudslides, falling trees, ravaging weather and even hungry animals to make sure they obtain the food and supplies they'll need to make it through the brutal...

In this final segment of the "Ring cycle," Wagner brings the double tragedy of Wotan and Siegfried full circle. Brünnhilde declares that Wotan is all-powerful and everlasting. With helmet and gleaming armour, she rides through the air leading a resurrected Siegfried by the hand. Siegfried is reconciled with Wotan, and society is cured of its ills.

In the second part of the season incredible new developments are explored in the search for evidence of extraterrestrial contact in our distant past, and even today. In Egypt, new technology has detected a previously unknown void in the Great Pyramid; on the island of Sardinia, ancient statues of giants with robotic faces are being shown to the public for the first time; and, in the north of England, scientists claim to have discovered what could...

Explore incredible new developments in the search for extraterrestrial contact in the distant past, and even today. Does the government have knowledge of extraterrestrials visiting Earth?

Sing with the stars some more! In this fantastic follow-up to Volume One comes another star-studded collection of favorite songs with Elmo and friends! Learn how to Be a Good Friend with Gwen Stefani and about The Power of Yet with Janelle Monae. Nick Jonas sings about shapes and Fifth Harmony and Elmo sing about the music around us.

Examine the visionary work and turbulent life of one of the greatest and most influential American writers: Ernest Hemingway. Intimate and insightful, the series weaves together Hemingway's biography with excerpts from his work. The film penetrates the myth of Hemingway to reveal a deeply troubled and ultimately tragic figure.

This season travels the universe across an expanse of tens of thousands of years to the present day as we investigate the possibilities and probabilities of life beyond Earth. We look at the unexplainable, enormous man-made caves, structures, crop circles containing encrypted messages, and complex mathematical and astronomical equations perplexing our leading scientists. Experts have found thousands of strange drawings of beings with blue skin, multi-limbed...