Silbury Hill 180
Image by CianMcLiam
Silbury Hill

Silbury Cam

possibly a silly(bury) question, but has anyone put a camera down the hole?

You mean besides the Dutch fuqwitz?
Yes EH have done it. It was shown on the TV doc Silbury the Hill with the Hole which is available for internet viewing on my page here,
http://www.users.myisp.co.uk/~gtour/silbnews.htm
Hope this helps,
PeteG

http://server2039.virtualave.net/virtualavebury/Silbury/VideoStills.htm
PeteG