Eleven air pillars now hold up the pyramid's roof, with another six, flatter, bespoke columns currently being manufactured to support the lower corners of the burial chamber.

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You enter it by a stairway reminiscent of pre-Roman burial sites, pass through a narrow corridor and enter an imposing square burial chamber with a pink marble granite sarcophagus in the centre.

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The hypothesis came after extensive analysis of high resolution images published online last year by Factum Arte, a Madrid-based art restoration specialist who helped create a facsimile of King Tut's burial chamber in Luxor.

CNN: Search for Nefertiti's burial site given green light

Nicholas Reeves, along with Mamdouh Eldamaty, the country's Minister of Antiquities, and a group of experts will enter the boy king's burial chamber on September 28, said ministry officials in a statement released to AFP.

CNN: Search for Nefertiti's burial site given green light