P R E S E N T A T I O N   The mystery of how the pyramids were built is finally revealed. In fact, in their hieroglyphic writings the Egyptians explained their building methods in coded form and how they made building materials. These writings formally state that most of the pyramids were built of reconstituted, moulded stone blocks. After several years research into hieroglyphs and research on site, Joël Bertho, architect-designer, specialist in moulding techniques and processed materials made a critical discovery that will completely change our way appreciation of 5,000 years of history. In his well documented work he reveals the secrets of the egyptian builders.   PRESENTATION / MEDIA / TO ORDER THE BOOK