Viking Osiris deck 3 plan (Upper-Restaurant)
Deck layout and review

Review of Viking Osiris deck 3 (Upper-Restaurant)
The ship's Galley / Kitchen is located aft and adjacent to the Restaurant. Here are also the boat's drinks and food storage rooms.
Upper Deck has the ship's complimentary Dining Room Restaurant.
Cruise cabins from 300 to 307 are in categories ES (Explorer Suites / bow-located) and AA (Balcony Suites).
One Lift (passenger elevator) connects all cabin decks. All decks are interconnected via stairs (forward, midship, and aft stairways).
The next infographic shows Upper Deck's location on the riverboat's deck plan layout.