Not much that way in terms of circles. Plenty of standing stones though.

This looks a decent site with a bit of a walk
http://www.themodernantiquarian.com/site/2948/simon_howe.html

Don't know which direction you are travelling from, but the Devils Arrows is a good site to visit too, just off the A1.
http://www.themodernantiquarian.com/site/339/devils_arrows.html