weighing 175,000+ lbs from 500+ miles away and used them to form the roof of the King's chamber without the use of even simple pulleys.
WikipediaThe Great Pyramid of Giza is the biggest Egyptian pyramid and the tomb of Fourth Dynasty pharaoh Khufu. Built in the early 26th century BC during a period of around 27 years, the pyramid is the oldest of the Seven Wonders of the Ancient World, and the only one to remain largely intact. As part of...
https://en.wikipedia.org/wiki/Great_Pyramid_of_Giza#Materials