Looking towards Carn Edward itself, with the Preseli hills beyond. Image credit: A. Brookes (24.9.2014) thesweetcheat Nov 20, 2014
Great pic SC. Looks like a kerb to me, guess I'll have to go looking for some :-)
If you reduced a hut circle or a cairn right down to its footings, I guess there wouldn't be much to tell the difference, but I agree it's very kerb-ish.