#6 the water line is as easy to disprove as the others. Go there and check it out.

Just as Petrie went out to check on his uncle(?) Piazzi Smith's measurement and went on the because the father of modern egyptian archaeology, Mark Lehner as a very young man was sent out by the Edgar Cayse Foundation to look for the Hall of Records under the Sphinx and went on to become the formost expert on the Gizeh pyramids and the discoverer of the city of the pyramid workers(and posbably in the near future the administrative center and palace of the 4th dyn pharaohs)