many footprints of shoes and boots on the snowy pavement. winter in the city. wet weather and freezing temperatures

prints winter snow surface trail footprint season shamble shoe step covered mire track human footstep sidewalk footway frozen footsteps snowy causeway dirt shuffle helpoutline marks mud frost causey cold print go filth foot grime sludge ground spanker footpath outdoor sideway pavement wet footprints ice brown walking white way walk trace