The canals were constructed to facilitate the extraction of limestone.
Apparently there are other canals at lower levels, now flooded.
I now know exactly what a barge pole is, and will no doubt always remember this when "I wouldn't touch it with a barge pole" jumps to mind.
Talking about things I'm not a fan of ....
Full marks to the Dudley Canal Trust! More on my southern adventures to come soon.
Photos © Skip Cottage