pharaoh and names the cities that they were put to work in, and one of them is ramses. so it's a real place. those kinds of clues make one think, well, maybe there really is something to placing this exodus in that time period. >> coming up -- did the red sea really part? and what was the root of the exodus? wait until you see what we discovered on our journey. when "back to the beginning with christiane amanpour" returns. wait until you see what we wait until you see what we