Did Atlantis exist? Or is it a story made up by Plato? Did ancient Egyptiansreally build the Sphinx? Or is it a remnant of a greater older civilization?Did the ... » 

Did Atlantis exist? Or is it a story made up by Plato? Did ancient Egyptiansreally build the Sphinx? Or is it a remnant of a greater older civilization?Did the three separate groups of people attempting to colonize Roanoke Islandoff of what is now North Carolina actually disappear? Or did they just go backto England? «