Welcome to The Hotel Rome in Mt. Olympus Resort Indoor & Outdoor Fun! Hotel Rome is the only Waterpark Resort in the Dells with Indoor and Outdoor Water & Theme Park fun! Immerse yourself in a fantastic world of adventure and turn your stay into an unforgettable break. After an eventful day at Mt. Olympus Park, you can either enjoy the Greco-Roman atmosphere of the Hotel Rome, savour monastic serenity and relaxation in our Indoor Waterpark hot tubs or you can whisk yourself off to the many close by fine dining, shopping or dancing establishments.