NOT KNOWN FACTUAL STATEMENTS ABOUT GIZA PYRAMIDS

From the first entrance, a passage descends with the masonry of the pyramid then into the bedrock beneath it, finally resulting in the Subterranean Chamber. This idea is furthered via the report of patriarch Dionysius I Telmaharoyo, who claimed that ahead of al-Ma'mun's expedition, there previously existed a breach from the pyramid's north experie