Secrets of the Unknown daringly showcases the bizarre, the terrifying, and the unmistakably real. First, explore the scientific cause behind the unnatural disasters of twisters with testimony from survivors and "storm chasers." Then, speak with people who believe they've spotted UFOs - as well as those who claim to have been abducted by aliens and subjected to painful tests, before being safely returned to their homes.

Secrets of the Unknown daringly showcases the bizarre, the terrifying, and the unmistakably real. First, Bigfoot brings together eyewitnesses who relate their encounters with the legendary and mysterious 800-pound creature. Then, Witches explores the long and clandestine history of this misunderstood group of people and provides a close look at the black art with factual information presented by practitioners.