KEY2 Pick
Thermes Marins Monte-Carlo
Wellness • Spa • $$$$
Monaco's flagship marine-therapy spa above the Mediterranean, with a rooftop seawater pool shared by the Hôtel de Paris and Hermitage.
Why KEY2 recommends it
This iconic marine spa offers unparalleled sea views and cutting-edge treatments within an elegant, serene environment. For the ultimate indulgence, book a thalassotherapy session, utilising the natural benefits of the Mediterranean. Consider visiting early morning for a calmer experience and to enjoy the panoramic rooftop pool.
Best for
Relaxation