Silbury Hill 180
Image by tjj
Silbury Hill

Digging Silbury

Rhiannon R
Rhiannon Nov 6, 2006 16:58:45
Replying to akas555

that's the polystyrene?

A akas555
akas555 Nov 6, 2006 18:41:30
Replying to Rhiannon

polystyrene!!! forgive the layperson, but won't that degrade causing further subsidence?

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