15. Évad Ősi idegenek: A végső bizonyíték - Kezdj bele most a sorozatba!

Counting down the world’s top ten pyramid sites, from a valley in Peru with over 250 hidden pyramids to an ancient Greek city with mysterious 4800-year-old ruins to Egypt’s famous Giza Plateau.

Counting down the world's top ten mysterious devices, from strange, grooved disks found in a cave in China to an ancient Greek computer. Might these sensational artefacts provide evidence of extraterr...

Counting down the top ten alien craft, from V-shaped objects to orbs of light to flying saucers. Could the ubiquity of these sightings provide evidence of extraterrestrial visitation?.

In the early 1900s, Edgar claimed to receive visions of both the past and the future while in a trance, he healed the sick, and alleged to have encounters with otherworldly beings. Could it be that he...

Counting down the top ten mysteries of the deep, from sunken continents to ruins on the ocean floor and even artifacts that may be remnants of Atlantis. Could these mysteries provide a record of extra...

More than 3,000 years ago, the ancient Greeks credited their most monumental achievements to gods like Zeus, Apollo, and Poseidon. But is it possible that these powerful beings from Mt.

In the 21st century, UFOs have gone from fringe science to mainstream obsession. UFO hunters are using incredible technology, and UFOs are being openly investigated.