You'll still need a museum ticket, but you won't have to pay for it. Go to Smithsonian Magazine's website to sign up. One ticket is good for two people, though guests are limited to one ticket per household. A ticket is only valid for one museum.
A list of participating New Orleans museums is under the jump ...
Museums can elect to participate in the event, and New Orleans has a long list. Museums in Baton Rouge, Shreveport, Lafayette and other cities in the state are also on board.
The New Orleans museum list includes:
Contemporary Arts Center
Hermann-Grima Historic House
Longue Vue House and Gardens
Louisiana Children's Museum
New Orleans Historic Voodoo Museum
New Orleans Museum of Art
The Historic New Orleans Collection
The National WWII Museum
The Ogden Museum of Southern Art