The King's Chamber is lined with red granite brought from Aswan 935 km (580 miles) to the south, of which the blocks used for the roof are estimated to weigh 50 to 80 tons. Egyptologists believe they were transported on barges down the Nile river.

Great Pyramid of Giza, King's Chamber

The King's Chamber is lined with red granite brought from Aswan 935 km (580 miles) to the south, of…