A first day should give you history, a good meal and one unforgettable view—not transit fatigue.
Begin with one major palace area and give it time. Read the signs, notice the transition between gates and resist the urge to treat the grounds like a shortcut to the next attraction.
Move into a nearby neighborhood for a focused walk and lunch. Choose one main dish, then add a café stop only if you genuinely want the pause.
Take the subway to a contrasting neighborhood. Browse a market, design street or river walk. This change of texture makes the city feel larger without cramming in more landmarks.
End with a skyline view around Namsan or another legal public viewpoint. Check local operating details and weather on the day; this guide is a route framework, not a live schedule.
A memorable day has one unhurried hour in it.