I would love this to be the National Forest, which was on those brown signs as you went up the A38 north of Birmingham and could be seen as miles and miles of hedges and fields. But given the reaction to my Major Oak bid just before, I'll go for Sherwood Forest.
This was of course impossible without the help of some merry Morningtonians whom I would like to thank, and some unfeasibly good archery. So I accept this baton in the shape of an arrow and let us go on to what may be a quick round before Christmas. This one is:
[R] Yes, man-made. [C] Depends which dimensions you are talking about, both are true, and both false. Which Boolean operator that is, I don't know. [T] It's electrically powered. [S] Audience murmurs as the board displays "No".