Relegated to the realm of archaeological heresy, despite a wealth of hard scientific evidence, the theory that an advanced civilization of Black Africans settled in the Sahara long before Pharaonic Egypt existed has been dismissed and even condemned by conventional Egyptologists, archaeologists, and the Egyptian government. Uncovering compelling new evidence, Egyptologist Robert Bauval and astrophysicist Thomas Brophy present the anthropological, climatological, archaeological, geological, and genetic research supporting this hugely debated theory of the Black African origin of Egyptian civilization.