Welcome to Gaia Spa & Fitness Centre, located at Grand Hyatt Istanbul. Gaia Spa is a sanctuary where East meets West and where ancient tradition fuses with new ideas, creating a harmonious environment that is accommodating for each guest. Our spa emerges from the influence of centuries-old bathing tradition to offer a truly authentic spa experience with a modern twist. Enjoy pure relaxation in the heart of the city with one of our blissful massages, facials, or body treatments.