Grand Hotel Adriatic II is a gym hotel located in Opatija, Croatia. The hotel offers a well-equipped fitness center with a variety of exercise equipment, including treadmills, elliptical machines, and weightlifting stations. Guests can also participate in fitness classes, such as yoga and aerobics, led by professional instructors. After a workout, guests can relax in the hotel's sauna or enjoy a swim in the indoor pool. The rooms at Grand Hotel Adriatic II are spacious and comfortable, providing a peaceful retreat after a day of exercise. The hotel also features a restaurant that serves healthy and delicious meals, catering to the dietary needs of fitness-conscious guests. With its modern fitness facilities and comfortable accommodations, Grand Hotel Adriatic II is a great choice for gym enthusiasts visiting Opatija.