1 janv. 2490 av. J.-C. - Building the Great Pyramids
Description:
The pyramids were built out of large irregular blocks of limestone. There are an estimated 2.3 million blocks weighing 6 million tons. They were also the tallest manmade structure in the world for over 3800 years.Ajouté au bande de temps:
Date:
1 janv. 2490 av. J.-C.
Maintenaint
~ Il y a 4517 ans
