I am on the West Coast , but since I've seen KAK & Suri go there so many times I googled it ages ago.

Anyway, here it is:

Chelsea Piers
23rd Street & the Hudson River
New York, NY 10011
(212) 336-6666
map | website | comment

Grandparents and grandchildren with energy to burn are urged to visit Manhattan's mega-sports complex Chelsea Piers. Home to everything from dual indoor ice skating rinks and rock climbing to America's most technologically advanced driving range and even gymnastics lessons, the center has something for every type and level of athlete.



Read more: http://www.grandparents.com/gp/events/newyork/13341.html#ixzz1qN2aFZ63