ScanPyramids 2023: Discovery of the North Face Corridor of Khufu Pyramid, last seen 4500 years ago

16 Sept 2023, 10:55
50m
Torino - Pino Torinese

Torino - Pino Torinese

Politecnico di Torino - Castello del Valentino, Viale Mattioli, 39, 10125 Torino TO

Speaker

Prof. Hany Helal (Faculty of Engineering, Cairo University, Egypt)

Description

The Great Pyramid of Egypt (also known as Khufu's Pyramid) is one of the oldest and largest stone buildings
still standing. Despite being one of the Ancient World's Seven Wonders, it continues to be a mystery.
Researchers, Egyptologists, and archaeologists have proposed a number of theories regarding the
construction of this pyramid. None of them, however, have been supported yet by evidence.
The ScanPyramids project (www.scanpyramids.org) is an international mission started scanning the Great

Pyramid in October 2015 using cutting-edge technology: 3D modelling and digital simulation, Infra-red Ther-
mography, Muography (cosmic-ray muon radiography). In November 2017 ScanPyramids Big Void (SP-BV)

was detected above the grand gallery and announced. Muon measurements also suggested the presence
of an anomaly behind the chevrons at the North Face above the entrance of the Pyramid, most likely an
unrecognized corridor known as the ScanPyramids North-Face Corridor (SP-NFC). For more accurate
localization of this anomaly, a combination of Non Destructive Techniques (Ground Penetrating Radar
(GPR), Ultrasonic Testing (UST) and Electric Resistivity Tomography (ERT) and Image Fusion were used to
explore the area behind the chevrons. Based on the results from these measurements and analysis, the
location and geometry of the ScanPyramids North Face Corridor (SP-NFC) anomaly was detected with few
centimeters accuracy and it was possible to see this unknown corridor for the first time since 4500 years
ago, using an endoscope.

Primary author

Prof. Hany Helal (Faculty of Engineering, Cairo University, Egypt)

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