https://www.google.co.uk/maps/place/Bathampton,+Bath/@51.3953387,-2.3437758,3430m/data=!3m2!1e3!4b1!4m5!3m4!1s0x48718192282552a5:0x17d4da421e409cc2!8m2!3d51.395142!4d-2.320591

'there was an old lady who lived in a shoe' gill?

'dark lane'?....and bizarrely enough, I can remember somebody dubbing it "snail house"....

oh I remember now...somebody had put that dark 'splodge' in to represent the snail 'badge'...more of a 'slug', I was to comment, at the time...