Flutterby™! : Looking at the pictures of flooded NYC

Looking at the pictures of flooded NYC subway tunnels got me thinking: Would underground submarine mass transit be cool, or what?

Edit: And wondering if Lex Luthor's hideout got flooded had Columbine send me some great pictures of the old City Hall Subway Station that the lair was a nod to: http://www.jamesmaherphotograp...the-old-city-hall-subway-station