Silbury Hill 180
Image by texlahoma

C'mon SBP I bet you have an annual tucked away somewhere - don't ya huh ?

VBB

I seem to remember its a Blue Peter one - it includes a "how to" make your own GPR machine out of squeezy bottles, cardboard boxes and stick-back plastic! ;-)

....I think the previous years was "make a scale model of the Avebury landscape" or Tracey Island, out of chicken wire and egg boxes.....