Pictures of Manhattan and New York areas flooded by hurricane Irene

Irene landed in the New York metropolitan area with less force than expected but it still carried a punch. Various areas of the city were flooded, from Battery Park, to Hoboken and parts of Long Island. Manhattan took the hit, however, in relative quiet.
This MSNBC slideshow depicts areas flooded by noon, August 28.
This Matei.org map below shows the area prone to flooding.
Also, check out this map for the evacuation areas for New York metropolitan area and other resources.
This Flicker Creative Commons License slideshow shows many images of the storm and of the flood.

