Torrential rainfall following a long period of drought caused part of a 1,100-year-old pyramid to collapse in Mexico over the ...
It is nearly 1,500 years older than the Great Pyramid ... Opera House have an expected lifespan of only 100 to 250 years. So then how come people in the Neolithic era made an artificial stone ...
On average, the over two million blocks of stone used to build Khufu's pyramid weigh 2.5 tons, and the heaviest blocks, used as the ceiling of Khufu's burial chamber, weigh in at an estimated nine ...
This is where our history of Egypt begins, in the shadow of the Great Pyramid of Giza, where stone meets sky as a ... "Pharaoh" originally meant "great house," but later came to mean king.