I feel like these all show a sense of movement. The first gives the effect of spinning even though it is stationary. The second and fourth lead your eyes to follow where the lines are going. The third makes you want to step forwards and start walking down the path and see what's around the corner.
DSC_0163 : Structure in the local libraryDSC_0164 : Markings on the road
DSC_0165 : Curved path leading down Box Hill
DSC_0166 : Railings on the way in to town