Ancient CivilizationsTwo Hidden Air-Filled Anomalies Discovered In The Menkaure Pyramid Posted on November 19, 2025 by Administrator Researchers from Cairo University and the Technical University of Munich (TUM), working within the ScanPyramids research project, have discovered two hidden air-filled anomalies in the Menkaure Pyramid, the third-largest pyramid at Giza. This finding lends support to a longstanding hypothesis about a possible entrance on the eastern side of the pyramid.