Under the glow of neon signs and high-rise buildings, Asia’s late-night economies are usually associated with bustling night markets, rooftop bars and late-night shopping centers. Now, Seoul is taking a more historical approach aimed at keeping tourists on their feet past dusk: guided midnight walks along ancient fortress walls and illuminated royal palace grounds. The Seoul Metropolitan Government on Monday announced a major expansion of its evening walking tour programs as part of an aggressive push to convert casual daytime sightseers into high-spending nighttime tourists. The initiative extends the city's night tour calendar from a limited six-month season to nine months — stretching from mid-March through mid-November — while pushing back final departure times from 7 p.m. to 8 p.m. To capture the weekend crowd, special Friday Night Life tours will be held as late as 9 p.m. across prime central locations. The effort is central to the city’s broader strategy to build a "24-Hour Vibrant Economic City." Rather than simply encouraging bar owners to stay open later, municipal le