abstract appearance background blended cloud cloud-formations clouds colored colors coloured colours conditions formations gray grey light movement setting-sun shapes skies sky southern spread spreading sun sunset textures thin variations various-cloud-formations weather white winter wintry bright brilliant colorful colourful contrast contrasting dramatic dusk evening fiery flaming gold glory gold golden lighting molten skies setting sun shining autumn blue sky brown fall forest green horizon leaf leaves nature orange red tree trees wood woods yellow forests hill hills mountain mountains observation panorama path view