We found most of our information in books. First they make a grid of a nearby area and get special tools like a transit. It is a tool that helps measure the edge of a grid. Another interesting tool is the air pump. An air pump is a pump that helps you blow away dirt without touching the artifact.
Archaeologists also use small spades.
He died when he was nineteen. The people of Egypt opened up his chest and took out his heart and replaced it with a gold scarab. They also took out all of his organs and put then in specie jars in the tomb. Stonehenge was not destroyed but people wrote graffiti on it and chipped pieces off. Recently people put a fence around it so you cannot touch it.