A fearsome spirit of the Maya underworld whose name means "death bat" in the K'iche' language, Camazotz was associated with night, death, and human sacrifice.

A world-renowned paranormal researcher and the inspiration for "Ghostbusters," Hans Holzer wrote more than 140 books about his work, including his investigation of the Long Island home that inspired "The Amityville Horror."

Since 1930, visitors to the Oregon Vortex have been stunned by balls rolling uphill and other seemingly gravity-defying events — but is it all an illusion?