Ancient Aliens
A look at if ancient Druids traveled to New England and New York's Hudson Valley centuries ago.
A look at if ancient Druids traveled to New England and New York's Hudson Valley centuries ago.
A look at whether or not Area 51's notoriety acts as a cover-up.
Marty Lagina and Giorgio A. Tsoukalos explore ancient mysteries in Sardinia, Italy.
Disks are discovered in a cave in China that appear to tell the story of an extraterrestrial crash.
Puma Punku in Bolivia features stone blocks carved with precision.
Extraordinary feats of construction created without the use of advanced tools or technology.
Throughout history, people claim to have contact with otherworldly beings; often bearing messages.
A look at if ancient Druids traveled to New England and New York's Hudson Valley centuries ago.
Ancient astronaut theorists suggest that cyborg-like beings once walked the earth.
A giant face appears to be carved into the Earth in Alberta, Canada.
Researchers claim hidden messages can be found within the works of Leonardo da Vinci.
For more than four decades, award-winning journalist Linda Moulton Howe has covered the most mysterious phenomena on Earth.
Photographs of Mars reveal mysteries that could mean life on Mars.
Stories of civilizations large and small disappearing without a trace across the globe.
India's Sanskrit texts are filled with descriptions of nuclear physics and other advanced sciences.
Ancient astronaut theorists suggest that cyborg-like beings once walked the earth.
A giant face appears to be carved into the Earth in Alberta, Canada.
Researchers claim hidden messages can be found within the works of Leonardo da Vinci.
For more than four decades, award-winning journalist Linda Moulton Howe has covered the most mysterious phenomena on Earth.
Photographs of Mars reveal mysteries that could mean life on Mars.