Seoul isn’t a single city. It’s layers. Old alleyways pressed against glass storefronts. Smoke from a street grill drifting past a designer flagship. Neon signs blinking above buildings that have quietly stood for decades. That’s why Seoul isn’t a checklist destination. It’s not about how many landmarks you see. It’s about where you choose to land. Most first-time visitors search things like “Best things to do in Seoul” or “Seoul 4-day itinerary.” But Seoul doesn’t reward speed. It rewards immersion. And the smartest way to approach it is simple: Plan by neighborhood, not by attraction. The One Decision That Changes Everything: Where You Stay Seoul is massive. Yes, the public transportation is excellent. But if you stay in the wrong area, your days dissolve into transit. If I had to choose one balanced base, it would be Hannam-dong . Hannam has texture. Hills that open into sudden city views. Independent boutiques next to global restaurants. Cafés that feel intentional without...