CruiseMapperDeck PlansNational Geographic Sea Bird deck plansNational Geographic Sea Bird deck 2 plan (Upper)National Geographic Sea Bird deck 2 plan (Upper)Deck layout and review Deckplan info All deckplans Ship Wiki Previous Deck 1Next Deck 3 Previous Deck 1Next Deck 3 All Deckplans Ship WikiReview of National Geographic Sea Bird deck 2 (Upper)Observation DeckCruise cabins from 200 to 219, all of which Oceanview Staterooms (categories 02 and 03).