This series takes a critical approach to some of the more captivating areas of the paranormal, including extraterrestrials, cryptozoology, lost mythical lands, witchcraft, and human interaction with spirits and the afterlife. Beyond describing the paranormal activity, the facts behind each theory are also presented: its cultural and historical development, its possible scientific explanations or bases in reality, and its place in literature and popular culture. Other topics include eyewitness sightings, debunked theories, and exposed hoaxes, giving readers the opportunity to assess the veracity of each mythology.