abstract black branch cut dead death down felled grey greyscale pine tangle texture tree white wood arch bridge centre city contemporary cross dundee footpath glass modern monochrome over pedestrian rail railway span steel stylish tracks walk walkway grayscale iron line metal rails railway line railways sleeper sleepers train trains transport animal cat charlie close close up eye feline fur furry iris pet pupil approved certified closed copy copyspace distressed graphics grunge isolated job office rejected relevant space stamp stamps stationary text work