Royal Marine Hotel, established in 1828, is a four star deluxe hotel, situated on an elevated site in Dun Laoghaire, County Dublin, overlooking Dublin Bay. It hosts 228 bedrooms, 14 dedicated meeting rooms and a conference centre as well as sansanaSpa and The Pier Health Club. Guests can also relax and unwind in the hotel's Bay Lounge, Dún Bistro or Hardy's Bar.

The sansanaSPA features nine treatment rooms, unique waterbed relaxation, float and relax rooms, rock sauna, steam room, aroma room, mud room, experience showers, manicure and pedicure suite, dry flotation, hydrotherapy, thermal suites, lounge area, spray tanning and much more to meet guest’s requirements.

Therapists are trained in advanced massage for the treatment of sciatica, carpel tunnel syndrome, repetitive strain injury, neck and back pain, tendonitis and tennis elbow. The therapists also specialise in treatments such as aromatherapy massage, pregnancy massage and hot stone massage. They also have a 90 minute treatment called Shirodhara which is one of the most unique therapies available for reducing stress.

When clients experience a treatment, they also receive complimentary use of the thermal suites and the facilities in the adjacent Pier Health Club, also located in the Royal Marine Hotel. Pre booking is essential.