One of the original 7 wonders of the ancient world, the pyramids of Giza have been a fascination with humans for millennia.
Ancient Egyptian engineers put a lot of effort into designing the security systems for the Pharaoh's tomb.
Scientists discovered that the Giza pyramid in Egypt was deflected to one side, with the western side longer than the eastern flank.
Using modern scanning technology, the researchers discovered two mysterious hollow chambers within the Great Giza pyramid in Egypt.
Based on the date of this text, archaeologists calculate that this worker lived in the era of pharaoh Khufu, the pharaoh has a tomb, the famous Giza Pyramid.