History HD reveals the power and passion of history as an inviting place where people experience history personally and connect their own lives to the great lives and events of the past.

History HD

History - fascinating and exclusive programs on subjects ranging from American and world history to explorations of major events in politics, entertainment and social history.

History

Host Giorgio Tsoukalos explores the series archives to investigate mysterious moments that just might contain an extraterrestrial connection; from a stone circle in Turkey that challenges the timeline of human history to gigantic stone spheres in Bosnia and Egypt's most unusual tombs, could these monuments provide proof of extraterrestrial visitation?

Ancient Aliens

Mysterious Monuments

The top destination for all things history.

HISTORYCHANNEL

Found along the California coast to New York's Hudson Valley and Northern England to Southern Chile, could these mysterious locations provide evidence of an extraterrestrial presence on Earth?

UFO Hot Spots

Host Giorgio Tsoukalos explores ancient structures that defy conventional explanation; from the precisely cut stone blocks at Puma Punku to the temples of Malta and the megalithic city of Nan Madol, could these mysterious sites contain evidence of extraterrestrial contact in the distant past?

Extraterrestrial Engineering

Oceania contains remote Pacific islands featuring massive stone structures and strange statuary; local legends describe otherworldly visitors, adding to the mystery of these ancient sites.

Island of the Gods

High above the Giza Plateau stands Egypt's most mysterious ancient site: the Lost Pyramid of Abu Rawash; today, it lies in ruins, but some researchers believe these stone blocks hold profound secrets about an extraterrestrial civilization that existed in Ancient Egypt long before our recorded history.

Egypt's Lost Pyramids

In every corner of the world, archaeologists have found strange, elongated skulls; did our ancestors modify the shape of their skulls to resemble extraterrestrial visitors?; and might it even be possible that some of these skulls are of otherworldly origin?

Skulls of the Gods

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Texts, archaeology and legend contain evidence of past human-extraterrestrial contact.

S22 E4 | Extraterrestrial Engineering