The Verdict · New York · for the Bucket-list Checklister
Probably skip. It's a real time commitment and doesn't play to what you care about.
The icons, efficiently. Crowds are just part of it.
About 9/11 Memorial & Museum
The twin voids where the towers stood are quietly devastating, and free. The museum below is masterfully done but genuinely harrowing — many leave shaken, and it is not built for small kids.