12/11/2025
🔦Tero Vido 3D Geo-Radar, Analysis of Underground Factory and Tunnel Structures Beneath a Parking Lot.
🔎Countless rumors surround the mysterious Jonastal. Is there really an underground factory or even a secret train station beneath the parking lot?
⌛️Together with experts in geophysical surveying, we set out to uncover the truth.
🔨Using the Tero Vido 3D Geo-Radar System, we conducted precise measurements, searching for cavities, tunnels, and hidden structures underground.
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