I confess I go about my business when in Chesterfield and rarely look up beyond my own eyeline. I made a pact with myself a number of weeks ago that I would try and consciously do this chiefly because I know I'm missing out on some wonderful and very curious things.
Well I made a start as you can see, though I apologise for pic quality. Taken on my mobile. One is easily identifiable, but what about the other two?