The inclining passage that leads to the unfinished chamber is less than 4 ft. by 4 ft. There's a grand gallery, a king's chamber, and a queen's chamber. It was built with 2,000,000 stones all more than a ton in weight. Most of them are 2 and a half tons and one is 20 tons. It covers over 13 acres of land.
Some scientists think that the people used mud slides to build the pyramid.
It is the oldest man made structure on the face of the earth. It is located exactly 30 degrees latitude and 30 degrees longitude.