Explore ancient mysteries and theories about alien involvement in ancient civilizations, from the Nazca lines to Puma Punku.

Mysterious shadows. Screams in the night. A hair-raising sense that something is watching. Stories of the unknown capture our imagination and curiosity in Destination America's new series MONSTERS AND ...

Mysterious shadows. Screams in the night. A hair-raising sense that something is watching. Stories of the unknown capture our imagination and curiosity in Destination America's new series MONSTERS AND ...

A new report details that the number of sightings of Unidentified Anomalous Phenomena is increasing as enthusiasts are searching for a chance to connect with the outrageous mysteries of the universe.