Egyptologists sometimes cite an old Arab proverb: "man fears time, and time fears the pyramids". Surely among the best-known buildings in the whole of human history, the Pyramids of Giza are some of the world's oldest and largest ancient structures, and are still so steeped in mystery that we can't even be completely sure how they were built.

From their construction by some of Egypt's earliest pharaohs to their status as superstars of modern-day tourism, read on to learn the staggering stories behind the Pyramids of Giza...