Of all the wonders of the ancient world, although it is the oldest miracle, this building is the only one that was kept until now. Egyptians built around 2550 BC, this building is called the "Pyramid of Kheops" because I served as grave of this pharaoh. This famous pyramid has been for more than 43 centuries the tallest building in the world - until it was built the Eiffel Tower area occupied by the Great Pyramid may comprise together the Cathedral of St. Peter's in Rome, the cathedrals of Florence and Milan, and cathedrals Westminster and St. Paul in London