This mammoth book brings together some of the modern world's most head-scratching deaths and disappearances, from the murder of rap royalty Tupac Shakur to Princess Diana's car crash in Paris, via the poisoning of former Russian spy Alexander Litvinenko and JFK's assassination.

Is it possible that prisoners of war remain left behind in Vietnam? Could the most famous musician in the world stage his own death and recede into an ordinary life? Investigating these quesitons and more, this book is an A-Z of unsolved mysteries, cover-ups, conspiracies and bizarre crimes, bringing together famous names as disparate as Tupac, Elvis, Dr David Kelly, Malcolm X and Wolfgang Amadeus Mozart.