36 UNSOLVED MYSTERIES OF THE WORLD 36 UNSOLVED MYSTERIES OF THE WORLD
2011
136 Incredible Coincidences 136 Incredible Coincidences
2006
True Ghosts and Spooky Incidents True Ghosts and Spooky Incidents
2006
Mind Benders Brain Teasers & Puzzle Conundrums Mind Benders Brain Teasers & Puzzle Conundrums
2012
Endangered Animals of the World Endangered Animals of the World
2010
World Famous Spies and Spymasters World Famous Spies and Spymasters
2011