You cannot see all of Berlin in one day, and you do not need to. Here is the honest, hour-by-hour way to spend one day in Berlin on the walkable historic spine.

A realistic 48-hour Berlin itinerary for Friday-evening or Saturday-morning arrivals, with one central Saturday line, a slower Sunday and no cross-city race.

Two days in Berlin work when the geography stays simple. Follow a realistic first-day route through the historic centre, then use the second day for the Berlin Wall Memorial, East Side Gallery and Kreuzberg.

A practical Monday guide for Berlin tourists: what closes, what stays open, which museums work, and how to plan a strong day without wasting time at locked doors.