great pyramid,egypt

The pyramids of giza stand like great sentinels in the desert.they appear to have defied them itself.Great Pyramid is the largest of them.it was built to house the mummy of the Pharaoh Khufu.he is better known by the Greek spelling of his name -Cheops.the great pyramid of Giza was built of limestone and granite.more than two million blocks of stone were used.each side of its base is 230 metres long,its height being 138 metres.it is believed that one thousand slaves toiled for twenty years to build this mighty monument to a dead king.it is also said that they only worked for three months at a time.the annual three-month period when the Nile flooded its banks.the granite was brought from Aswan.it was floated about 900km downriver to a specially built wharf at Giza.it was then dragged up against.