Is a mysterious object moving through the sky a UFO disguised as a cloud? Is Lake Superior home to a massive water creature? Is a ghost haunting a young couple's bedroom? Who sent the police an anonymous letter with a terrifying bigfoot photo? Tony Harris and his team of experts examine the clues and make a determination about the validity of what we're seeing.

Was a family driving in their car chased by an angry Bigfoot? Did a UFO nearly hit a plane flying over New York City? Is the spirit of a deceased student haunting a high school football game?