a cobblestone alley in a historic city enveloped in fog

infrastructure neighbourhood metropolis downtown darkness evening morning street alley night light road lane city town cobblestone historic enveloped fog fog background smoke light effect black cloud steam smog dark texture transparent magic isolated abstract explosion vector white dust space mist powder spray haze air overlay wave color gas halloween particle smoky flow design misty splash vapor atmosphere environment weather clouds nature flame cloudy heaven water smokefog aroma view cloudscape smoke traffic air quality winter