For centuries, the origin of the Sphinx has been as mysterious as its enigmatic smile, but recent scientific breakthroughs may have finally peeled back the layers of time to reveal its secrets.

One of Cairo's must-see attractions is the Great Sphinx, the world's oldest monumental sculpture. Situated by the Pyramids of Giza, the Great Sphinx impresses with its size – it measures 66 feet ...

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The most enigmatic of sculptures, the Sphinx was carved from a single block of limestone left over in the quarry used to build the Pyramids. Scholars believe it was sculpted about 4,600 years ago ...