harestonesdown wrote: Sanctuary wrote:
Eh? Laser survey to detect them? How on earth were they carved if you can't even see them?
A combination of difficulty carving on sarsen and erosion. ?
This. Light carvings made several thousand years ago, its a wonder we can detect them at all.
Reply | with quote | Posted by juamei 11th February 2013ce 10:04 |
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