Did Atlantis exist or is it just a story made up by Plato? Did ancient Egyptians really build the Sphinx or is it a remnant of a greater, older civilisation? Did the three separate groups of people attempting to colonise Roanoke island, off what is now North Carolina, in the 1500s actually disappear or did they just go back to England? The fascinating details of these and many other questions await readers in this puzzling volume.