Follow Ancient Astronaut theorist Giorgio A. Tsoukalos as he explores the world's ancient mysteries.
Was Atlantis merely a myth, or could it have actually existed in the remote past?
At the height of World War II, the Nazis engaged their top scientists to develop "wonder weapons."
The Loch Ness Monster is one of the world's most enduring mysteries.
A mysterious rock bearing a cryptic design was discovered in Roswell, New Mexico in 2004.
In 1958, a man discovered a 16-inch human-like footprint and the legend of Bigfoot was born.
The mysterious Mediterranean island of Malta lies south of Sicily.
The ancient ruins of Puma Punku have mystified archaeologists forever.
The imposing city of Washington D.C. was inspired by the ancient world.
Nazca remains one of the most mysterious sites on Earth.
Ancient Astronaut Theory has existed in popular culture for nearly 50 years.
