The team head to the Pyramids, hoping that their 3D scanners will reveal how the Egyptians built some of the most advanced structures of ancient times., The secrets of the Egyptian pyramids are revealed through the use of 3D laser-scanning technology. Included: Djoser’s Step Pyramid at Saqqara; Meidum’s collapsed pyramid; the Bent Pyramid at Dashur; and the Great Pyramid at Giza., The team head to Egypt to learn how the pyramids evolved from simple mud-brick structures to the most impressive buildings in the ancient world.