The OculusSpending 3 days in New York City without seeing the stunning architectural wonder of The Oculus would be a shame. This is a must-do during your New York City itinerary. Crossing the Brooklyn Bridge is a perfect way to ease into the evening at the end of your first day in New York City. Going for a walk in Central Park is not to be missed on any New York City 3-day itinerary. New York City HallA short 15-minute walk from Chinatown is the City Hall of New York, which happens to be one of the oldest ones in the entire US.