From secret services to conspiracy theories, this book will take you on a magical mystery tour of the truth behind the known and the unknown. Whichever way you choose to read this book, you’re sure of an instant hit of cool info. Of course, if you want to, you can just start reading Do Not Open in the oldfashioned way, by starting at the beginning. Or you can just dive in to the book at any point and then follow our special links to related subjects on other pages. So, for example, if you started with UFO, and then wanted to know more about weird extra-terrestrial happenings, just look for the links on the bottom of the right-hand page— they’ll take you straight to other interesting alien stuff.