Stroll Insadong's main street for traditional craft shops, tea houses and small galleries — a great intro to Korean arts and souvenirs; most shops open ~10:00–19:30.
Main royal palace of the Joseon dynasty; powerful architecture and photo ops. Palace hours ~09:00–18:00 but note it is commonly closed on Tuesdays — plan accordingly (we scheduled on Wednesday).
Wander narrow alleys lined with preserved hanok houses and artisan boutiques, then stroll to Samcheong-dong for galleries and coffee; outdoor village open all day.
A UNESCO site with a beautiful royal garden; Secret Garden requires a timed guided ticket. Changdeokgung hours typically ~09:00–18:30; Secret Garden has limited slots — book in advance.
Comfortable, reliable Korean BBQ with premium cuts; great introduction to grill-at-table dining. Most BBQ restaurants open through dinner from ~17:00–23:00.
Explore youthful street art, independent boutiques and (if weekend) the Hongdae Free Market for handmade goods; area is lively mid-morning to late night.
A serene Buddhist temple literally across from COEX — tranquil morning visit with photo opportunities; typically open to visitors from early morning until twilight.
Full/half-day guided tour to the Demilitarized Zone (Imjingak, 3rd Tunnel, Dora Observatory). Tours depart early (≈07:00–08:30) and require passport and advance booking; availability can change due to security.
Visit the Lotte World complex in Songpa including Seoul Sky observation deck (tower open ~10:00–22:00) and shopping/entertainment inside Lotte World Mall.
Rent a bike near Yeouido or Banpo for a peaceful morning along the Han River; rental stations open from early morning through dusk and are inexpensive.
Allow 1–1.5 hours to Incheon Airport by AREX or 1 hour to Gimpo/major stations depending on traffic and method chosen — plan transit time accordingly.