Examines the history of crop circles, describing early sightings, designs, theories regarding their possible creators, and how they are made.

"Learn about famous disappearances and unexplained events in this mysterious area, along with legends, lore, and theories about what really happened. A full description of the mystery, possible explanations, and remaining questions are all explored. 'Myth or Fact?' sidebars describe common misconceptions and confirm surprising facts." -- From publisher website.

"Learn about the strange designs found in farm fields with explanations of possible alien connections, hoaxes, and famous crop circle sites. A full description of the mystery, possible explanations, and remaining questions are all explored. 'Myth or Fact?' sidebars describe common misconceptions and confirm surprising facts." -- From publisher website.

"Learn the legends and facts about spirits and phantoms, including historical sightings, famous ghosts, and researchers' investigations. A full description of the mystery, possible explanations, and remaining questions are all explored. 'Myth or Fact?' sidebars describe common misconceptions and confirm surprising facts." -- From publisher website.

"Huge stone statues that stand guard on Easter Island. Old ruins that lay in New Mexico's Chaco Canyon. Ireland's ancient Newgrange tomb. Who build these strange places and why? Learn about these sites and other archaeological mysteries inside." -- Page [4] cover.

"Describes unsolved mysteries of nature from around the world" --

"Vanessa Whitman moves into her eccentric uncle's remote castle to ghostwrite his memoir, seeing it as her chance to start over and escape a stalker. But then Sheriff Ty Coleman discovers a body in a locked room of the Colorado castle, transforming everyone in Vanessa's family into potential killers. On top of that, a twelve-year-old unsolved disappearance may hold the key to the murder. Can Ty protect Vanessa and discover the truth before the killer...

"Samantha Vincent has turned her fascination with true crime into a popular blog. When an old friend asks her to investigate a murder the police couldn't solve, she begins to suspect that the cops want this case to go cold. Sam is confident she'll catch the killer when Detective Gregory Harris agrees to help her, but everything changes when she becomes a target..." -- Page [4] cover.