adult-area amenities chairs chaise-lounges color colour comfort comfortable cruise-liner cruise-ship deck furniture holiday hot-tub hot-tub-spa hydrotherapeutic-massage hydrotherapy jacuzzi jet-technology jetted-whirlpool large-tub leisure leisurely-travel lounge lounging outdoor outdoor-furniture outside peaceful quiet relax relaxation relaxing rest restful resting sanitized sanitizing ship small-pool spa sunlounges swirl vacation warm warmed water whirlpool