"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. Additional features include a table of contents, a glossary of key words and phrases, sources for further research, and an introduction to the author."--Publisher description.