Time Travel
Nick Redfern
Secret History
Nick Redfern
The Alien Book
Nick Redfern
The Vampire Almanac
J. Gordon Melton, PhD
Celebrity Ghosts and Notorious Hauntings
Marie D. Jones
Lost Civilizations
Jim Willis
Area 51
Nick Redfern
Monsters of the Deep
Nick Redfern
Haunted
Brad Steiger
Hidden History
Jim Willis