Uncovering Secrets Of The Sphinx

Carved in place from limestone, the Sphinx is among the world's largest statues.
Sandro Vannini / Corbis

From the Smithsonian:

After decades of research, American archaeologist Mark Lehner has some answers about the mysteries of the Egyptian colossus

When Mark Lehner was a teenager in the late 1960s, his parents introduced him to the writings of the famed clairvoyant Edgar Cayce. During one of his trances, Cayce, who died in 1945, saw that refugees from the lost city of Atlantis buried their secrets in a hall of records under the Sphinx and that the hall would be discovered before the end of the 20th century.

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