Mariner of the Seas · Royal Caribbean Cruise Line
Deck12
// Cabins
38Total cabins
Oceanview36
Suite2
// Things to do10 venues
Dining1Johnny Rockets
Bars & Lounges1Sky Bar
Spa & Wellness2Running TrackVitality At Sea Spa
More6Adventure OceanArcadeFuel Teen DiscoNurseryThe Back DeckThe Living Room
gangwaze.com/cruise-lines/royal-caribbean/mariner-of-the-seas/deck-plans/deck-12
Updated May 20, 2026