> Having a foldable flying drone you could use to scout for you could help a lot when exploring caves.
I agree with that. But is this the right form for it? Airships are bulky. Caves are obstructed. A smaller flying drone, like some form of a multicopter would be my choice if I want to maximise the chances that it fits the cave.
I agree with that. But is this the right form for it? Airships are bulky. Caves are obstructed. A smaller flying drone, like some form of a multicopter would be my choice if I want to maximise the chances that it fits the cave.