Subway Train Crossing Cheongdam Bridge Over Hangang River With Fiery Sunset In The Sky In Seoul, South Korea

subway train cross travel span viaduct cheongdam bridge hangang river han river fiery dramatic sunset sun sky nature natural seoul south korea orange watersport silhouette bright seoul skyline destination panorama dusk downtown sundown skyline metropolitan cheongdam bridge skyscraper golden hour water apartment highrise building outdoor tourism architecture cityscape hangang urban tourist city cloud scenery