Register here - as a registered user you get more features and fewer ads.
Well I saw the programme and this is my angle on how the stones may have been shifted and raised. There are numerous possible implementations (even a six-point wheel implemetation permitting constant movement) though I'm sure you'll get the idea.
http://www.fastwire.co.uk/howtheydidit/HowTheyDidIt.pdf
Best regards,
Brendan Townsend
Cambridge, UK
Something is not right. This message is just to keep things from messing up down the road