This book takes a look at numerous unsolved homicides committed throughout the last century, right up to the modern day, as well as some carefully planned robberies that still leave the authorities stumped many years later. It provides a fascinating insight into some of the most riveting cases of the past 100 years including the Black Dahlia, Julia Wallace, and Peter Falconio. Serial killers such as Jack the Ripper, the Zodiac Killer and Bible John are investigated, as well as the mysterious deaths of Rudolf Diesel, Natalie Wood and Robert Maxwell.