Pink color sunset over a busy traffic jam on Olympic Expressway, realtime from Dongjak bridge, Seoul, South Korea

expressway han river olympic expressway rush hour highway seoul traffic jam sunset traffic skyline sundown pink sunset transportation road overpopulation pollution elevated travel sun sunlight cars view evening driving setting downtown horizon sunbeam movement crowded modern summer river amazing multilane sky busy purple olympicdaero colorful pink unreal water surface problem building han reflection water tree