Hotel Dubrovnik is a modern hotel that offers entertainment for adults visiting the island of Mljet. The hotel has a rooftop bar with panoramic views, where guests can enjoy live music performances while sipping on cocktails. The hotel also organizes wine and cheese tasting events, allowing adults to sample local delicacies. Additionally, there is a fitness center and a swimming pool for guests looking to stay active. With its contemporary ambiance and diverse entertainment offerings, Hotel Dubrovnik is a great choice for adults seeking entertainment in Mljet.