The Great Pyramid of Giza is aligned almost perfectly to true north—an incredible feat for a structure built over 4,500 years ago. In this ATG Highlights episode, we explore the ancient techniques ...

Egypt, third millennium b.c. The Great Pyramid of Giza is both the oldest of the Seven Wonders and the only one still standing. Built by the pharaoh Khufu (reigned ca. 2551–2528 b.c.) to serve as his ...

For much of human history, stories about the construction of Egypt’s Great Pyramids were rooted in rumor rather than research. The Greek historian and geographer Herodotus, who famously counted the ...