of Alton Barnes Relief Landing Ground.
Anti-clockwise : the pillboxes at the bottom left I have not visited but
they are part of the GHQ Blue Stop Line that used the Kennet and
Avon Canal as a defence against attack from 1940.
Pillbox at the
Concrete bollard at the bridge.
Link trainer hut and
3 pillboxes and 1 open emplacement and a road