of MS Viola deck 1 (Unteres-Lower)
- Aft are located ship's diesel engines, propulsion units, fuel tanks, waste treatment plant. Adjacent are all the staff and crew cabins.
- Cruise cabins from 305 to 343, of which Twin Outside (category A), Twin Outside with Private Bathroom (category B), Single Outside (category E).
- One lift (wheelchair accessible passenger elevator) connects all decks.