Tourism around central Seoul concentrates at Gyeongbokgung Palace and nearby markets during peak blossom and autumn foliage periods, often producing lineups at ticket counters and museums. This itinerary shows a timed, public‑transport loop using the subway and short walks to keep transfers under 25 minutes each. Read on for who benefits most, the exact transport route, minute-by-minute timing, cost and reservation notes, accessibility flags, and official links checked for 2026.