Cheonggyecheon Stream Park with Crowd of People Relaxing on Summer Beautiful Day in Seoul City, South Korea

cheonggyecheon stream cheonggyecheon downtown buildings urban urbanization city city life river public metropolis center park cityscape location place stream view seoul skyline highrise modern landscape architecture establishing viewpoint touristic skyscraper south korea office people day water crowd crowded summer travel culture tourist space recreation leisure wide innovation cheonggye romantic relaxation attraction static