Four expert speakers with differing views:
Prof Andrew Reynolds, Prof Emeritus Peter Fowler
Jonathan Erskine & Dr Helen Geake
will unravel the mysteries of this prominent defensive ditch, that dates from the Dark Ages, stretches from the hill fort Maes Knoll in the west, passing close to Bath, and runs eastwards across the (modern) county of Wiltshire to Savernake Forest.
Light refreshments will be served