Mandarin Oriental, Singapore is a five-star hotel located in the heart of Marina Bay. The hotel features a well-equipped fitness center with a range of exercise machines and free weights. Guests can also enjoy fitness classes such as yoga and Pilates. After a workout, guests can relax in the hotel's spa, which offers a variety of treatments and therapies. With its central location and excellent fitness facilities, Mandarin Oriental, Singapore is a great choice for travelers looking for a gym hotel.