Hotel Milenij is a luxurious 5-star hotel located in the heart of Opatija. It offers elegant rooms and suites with beautiful views of the Adriatic Sea. Each room is equipped with a spacious bathtub, perfect for a relaxing soak after a long day of exploring the city. The hotel also features a spa and wellness center, where guests can indulge in a range of treatments and therapies. With its prime location and luxurious amenities, Hotel Milenij is the perfect choice for those seeking a hotel with a bathtub in Opatija.