The great Pyrimads of Giza are fascastnating structers. It's over fourty five hundred years old and is as tall as 150 meters tall. Back then the eygeptshines invented maths and also used phisacal force to move the bricks 800 kilometers. The pyramids were used for the tombs of the phararohs and their treausure. One big brick weighd 2.3 metric tonnes and it's 150 meters high and is the biggest handmade strcture ever built. the workers who helped build it were paid by beer and food. All that took 20 years. And now it's used for people to enjoy the veiw.
