Le mercredi 7 octobre 2015 14:54:07 UTC+1, Roland Perry a écrit*:

I can't see anything called "Parkland Walk". Is this the feature you
mean: https://goo.gl/maps/7SuSjqD94sC2


Yes. It's a ventilation shaft (air - and not very nice air - is pumped out through it). Some years ago they fenced it off and put up barriers around it.