High angle view of Shanghai city and Huangpu River at dusk with low visibility due to smog presence

high angle view shanghai city huangpu river dusk low visibility smog pudong china lujiazui waitan ship cargo boats pollution polluted waterfront chinese dawn cruise navigation water buildings urban travel destination panorama panoramic cityscape lookout dark gray the bund heroes monument shanghai tower park hotels restaurant lifestyle air health oriental pearl tower nighttime financial district 4k at night illumination