The capstone, or "the head corner-stone" was either never installed or was lost in the years between then and now. Some claim that the capstone contains the entire library of human origins and the time cycles of the ages. Will humanity discover it when we are ready? Some also believe that the capstone now resides in the Hall of Records, a yet undiscovered chamber beneath the paws of the Sphinx.
Learn more about Geometric Symphony on the Giza Plateau: