I've never seen them, but have wombled around the Whimble, which can be seen in all her glory on yr pic!
http://www.themodernantiquarian.com/image.php?image_id=16852
The other end of the playing field :-)
Well bugger me - I'd never noticed!
love
M
Well named that man!
It's an astonishing position for the stones isn't it.
Now, for those that have wondered ...
... THAT IS A SIGNIFICANT HILL !