Great pyramid (nov 3, 2553 BC – nov 17, 2530 BC)
Description:
No one knows how they were built. The blocks weighed 3 tons and it took 2 million blocks to build the structure. It took 20 years for them to complete the pyramid.Added to timeline:
Date:
nov 3, 2553 BC
nov 17, 2530 BC
~ 22 years