See the 9/11 Memorial (have twice), and the new World Trade Center Subway Station (almost finished last time I was there).
Take a walk on the High Line elevated train right-of-way.
Look for King Kong at the top of the Empire State Building (done twice).
Visit Grand Central Station, go to the Oyster Bar there, and marvel at the georgeous vaulted Guastavino tiled ceiling(done that)
Statue of liberty/Ellis Island visit.(done that)
Circle line boat trip around Manhattan (done that).
Tour the Stock Exchange.(doesn’t interest anyone in the party but me)
Find what is left of Little Italy in China Town. Eat at Umberto's Clam Bar, where Crazy Joe Gallo got "hit".(would like to)
Have a Pastrami on Rye at Katz's Delicatessen, Est. 1888, 205 East Houston Street.(ate at Rupert’s Hello Deli, met Rupert,, considering Katz’s this time).
See Central Park/ ride Hansom Cab (been to a couple different areas, the Harlem Mear, the corner by the Chase and FAO Schwartz, and Tavern on the Green)
People watch in Washington Square Park/Greenwich Village(i people watch constantly).
Walk over the Brooklyn Bridge.(this trip)
Riverside Park/Grants Tomb.(maybe)
Ft. Tryon and The Cloisters.(nobody but me interested)
St. Patrick's Cathedral(same as above)
Museums and Plays.(seeing a show, did the Natural History Museum last trip)
Aircraft Carrier Intrepid.(done it)
See a Yankee game.(done it. Seeing Cards at Mets this time)
Toy Store FAO Schwarz used to be fabulous, have not been to the new version at 30 Rock.(done both)
Bring your high-limit credit cards and have a great trip.