I'm thinking 100' ground-penetrating radar, anon
Painting a map of underground stuff, I think. Watching for movement above suspect areas, as DS realizes they're being analyzed from above.
that's a good guess, anon, hope it's correct
I'm thinking 100' ground-penetrating radar, anon
Painting a map of underground stuff, I think. Watching for movement above suspect areas, as DS realizes they're being analyzed from above.
that's a good guess, anon, hope it's correct