Miss Grace's Lane

Miss Grace's Lane, near Tidenham in the Forest of Dean, Gloucestershire, England, is a natural cave system, the entrance to which was excavated between 1994 and 1997 by members of the Royal Forest of Dean Caving Club.
Entry to the cave is via a locked manhole cover, the keys to which are held by the Forest of Dean Caving Club">RFDCC, which has an access agreement with the landowners, the Forestry Commission. A shaft with a fixed ladder gives access to the first chamber known as "Autumn Frenzy".
The cave is approximately long and is the second-longest cave in the Forest of Dean area, the longest being Slaughter Stream Cave at.