It is known that the most of the Great Pyramid was built using limestone blocks from local quarries just a few hundred meters to the south. However, limestone of superior quality, almost white and very fine-grained, has been used for the internal parts of the corridors, all the Great Gallery and the outer casing of the pyramid (alas looted). Finally, do not forget the granite.
These two different kinds of stone come from sites far to the south, so it requires a transport by barge via the Nile.
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