Skeletons of the Sahara

Two cultures that lived in the Sahara before the Egyptians built the pyramids, showing how they were found, and the methods used to determine their age and social environment.Two cultures that lived in the Sahara before the Egyptians built the pyramids, showing how they were found, and the methods used to determine their age and social environment.Two cultures that lived in the Sahara before the Egyptians built the pyramids, showing how they were found, and the methods used to determine their age and social environment.