Light-up in GREENWhen 09/03/2025 7:00 pm - 9:00 pm Add To Calendar Download ICS Google Calendar iCalendar Office 365 Outlook LiveWhere Seoul City Hall 110 Sejong-daero, Jung-gu, SeoulEvent Type Awareness Loading Map.... Seoul City Hall110 Sejong-daero, Jung-gu - SeoulEvents 37.56638 126.977715