Hotel Milenij is a gym hotel situated in the heart of Opatija, Croatia. The hotel boasts a well-equipped fitness center, complete with cardio machines, weightlifting equipment, and exercise classes. Guests can enjoy a workout while enjoying panoramic views of the Adriatic Sea. After a session at the gym, guests can relax in the hotel's spa, which offers a range of treatments and therapies. The rooms at Hotel Milenij are stylishly decorated and offer modern amenities for a comfortable stay. The hotel also features a restaurant that serves healthy and delicious meals, perfect for replenishing energy after a workout. With its central location and excellent fitness facilities, Hotel Milenij is an ideal choice for travelers looking to stay fit during their visit to Opatija.