Light installations, lamps and lanterns for the Sejong Light Festival will stay in place through Feb. 18, giving people more time to enjoy the luminous nightscape of Sejong City. Though the 2023 Sejong Light Festival was initially scheduled to run through Dec. 31, 2023, Sejong had extended the annual light festival until Jan. 14. Recognizing the growing popularity of the festival, the city chose to extend the festiva.