Originally Posted by error cooled
My understanding is that these tunnels were constructed to accommodate vehicles - for either public roads or private access. There are a few of them up and down the parkway but many are no longer accessible to vehicles.
Bobblets Gap is another one that springs to mind.. that one is a bit bigger.
I came up on two creepy looking guys over there where the A T trail crosses one time I'm not sure what they were up to but I am sure it was no good. AB:-)