"blue Sky" clouds cloudy sky sun sunbeams sunburst sunlight sunrays blue cloud Puffy skies summer weather white antenna blue sky communications hill hill top nature trees branches lake path snow winter apocalyptic appearance black breaking through bright color colorful colour colourful contrast contrasting dark dark clouds darkening darkness disturbing dramatic dusk evening foreboding frightening light lighting moody setting sun shining shining through spreading threatening wild cityscape Italy river sunset torino water bird birds fly pigeon pigeons rest sit wire alegre and brazil flower landscape porto tree