Ancient Aliens

What is it about the number 12? It holds divine significance in numerous sacred traditions and it's found repeatedly in ancient architecture. But why? (S12, ep 35)

According to the earliest Tibetan traditions, hidden in the Himalaya Mountains is Shambhala, a kingdom of the gods. Does this mystical realm truly exist? (S12, ep 36)

The mysterious keyhole symbol exists in mystic texts, sacred architecture and artwork found around the globe. Is there more to it than meets the eye? (S12, ep 38)

Do the reported discoveries of towering, human-like skeletons reveal that the world was once inhabited by giants? (S12, ep 39)

An exploration of the possibility that The Book of Enoch was stricken from the Bible because it documents humanity's extraterrestrial origins. (S12, ep 37)

Shatner meets with leading experts to ask some of the most pressing questions about human origins, the cosmos, archaeology and otherworldly beings.

Throughout the world, ancient objects have been found that leave archaeologists at a loss. What do they reveal about the world we live in today? (S12, ep 40)

It is humankind's most profound achievement: blasting off into the stars. But is it possible that our voyages into the cosmos are really a return to our true origins?

Since the 20th century, scientists, journalists and investigators have been documenting UFOs. Today, there is even more proof of extraterrestrial visitation.

An investigation into amazing ancient sites built with acoustic purpose, indicating that their builders could have been aware of a harmonic code.