20 - 30, since they needed to be done for a specific person during their lifetime, and people died young then. The biggest one even has a backup chamber that was to be used if the pharaoh kicked the bucket too early and they couldn’t finish it.
The Great Pyramid isn’t a tomb, though. It has none of the hallmarks of a tomb. Even the Pharoah’s name is suspected to be 18th Century graffiti, and it was in a hidden room on the ceiling in the back where they kept the cleaning supplies or something.
20 - 30, since they needed to be done for a specific person during their lifetime, and people died young then. The biggest one even has a backup chamber that was to be used if the pharaoh kicked the bucket too early and they couldn’t finish it.
The Great Pyramid isn’t a tomb, though. It has none of the hallmarks of a tomb. Even the Pharoah’s name is suspected to be 18th Century graffiti, and it was in a hidden room on the ceiling in the back where they kept the cleaning supplies or something.