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These guys scanned Cerro Gordo and parts of the mineshafts underneath it. https://youtu.be/k1uXppV6TeA https://youtu.be/k1uXppV6TeA
by greenflash64 5y ago
These guys scanned Cerro Gordo and parts of the mineshafts underneath it.
https://youtu.be/k1uXppV6TeA https://youtu.be/k1uXppV6TeA