Great Sphinx of Giza
How did Old Kingdom Egyptians carve the largest monolithic statue of antiquity — a 73-metre human-headed lion — in place from a single limestone ridge, and why, four and a half thousand years later, can we still not name with certainty the pharaoh who ordered it?
c. 2500 BCE (Fourth Dynasty, reign of Khafre; dating debated) · Giza Plateau, Giza Governorate, EgyptAdded July 2026