Alright, buddy, let's talk pyramids—those big, pointy tombstones in the desert. First off, buddy, the Great Pyramid of Giza? It's over 4,500 years old and was the tallest man made structure in the world for almost 4,000 years. Think about that, buddy. Humans were barely figuring out fire, and these guys were stacking millions of stone blocks, each weighing more than your dad's car.