The ancient Egyptians used levers in building the pyramids. Although it is not known exactly how they erected the great obelisks, it's a pretty sure bet that they used levers in some way.
In 1995, a NOVA team dared to demonstrate firsthand what has mystified historians for millennia: how to raise an obelisk using only materials and techniques the ancient Egyptians might have used.
the obelisk storytelling, the Limestone Coast’s environmental significance or maritime significance – or whether a light and sound show, or hologram. “We need to make sure we include our ...