The three images to the left, on this page, show drilled or cupmarked stones.

( http://www.themodernantiquarian.com/image.php?image_id=8717 )

The sheepfolds can be considered recent versions of henges ! I don't mind raising controversy with that remark but I'm not truly certain the two rocks I've called the Wogglestones are true Bullaun stones. I've put quartz pebbles in the hollows of the small one - and it looks right.

Gotta go offline and rebuild this machine...

david