The video argues that SAR scans found a second Sphinx beneath a 180-foot Giza mound. The relevant 2022 paper by Filippo Biondi and Corrado Malanga concerned structures inside the Great Pyramid and has been retracted. SAR measures microwave echoes and Doppler shifts, not sound. No buried second Sphinx or wider underground complex has been established; a spoil heap is only one possible explanation.
Retracted Giza SAR study did not establish a second Sphinx

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Key facts
- The cited publication was Filippo Biondi and Corrado Malanga's 2022 Remote Sensing paper claiming unknown internal structures inside the Great Pyramid. The journal has retracted the paper.
- It did not establish a buried second Sphinx, a 180-foot mound complex, vertical shafts, or a larger underground city beneath the plateau.
- SAR Doppler tomography measures the phase and Doppler shifts of returned microwave echoes. It does not detect sound activity, and color-coded images alone do not prove that features are hollows, cavities, or solid walls.
- The study analyzed TerraSAR-X data. That satellite orbits roughly 514 km (320 miles) above Earth, not 400 miles.
- Biondi is a University of Strathclyde researcher. His earlier Sphinx work concerned radar-detected cavities and was separate from the retracted pyramid study.
- The archaeologist's name is Hermann Junker. The alleged mound's supposed spoil-heap origin and the aerial-photo interpretation remain unverified explanations.
Sources
tinyurl.com
Linked in video description
amazon.co.uk
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megalithomania.co.uk
Linked in video description
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