section
through the stem
showing the hollow centre
5-4-2008
Southport, John Somerville
23-3-2007
Formby,Lancs Maria Knowles
24-3-2008
Lizard,Cornwall Paul Shannon
6-5-2004
Devil's Point,Plymouth David Fenwick
10-5-20078
Sapcote,Leics Graham Calow
15-5-2005
Peter Follett