The Great Pyramid of Giza (Khufu's Pyramid) is actually 8-sided, and was purposely

The Great Pyramid of Giza (Khufu's Pyramid) is actually 8-sided, and was purposely designed this way. The true shape of the pyramid can only be seen from the air during certain equinoxes, hence why the real shape was never discovered until the advent of air-travel. -nine site

You people are in my head now, we were discussing Khufu in class today.