Escape to Margaritaville Resort Cape Cod in Hyannis, where island vibes meet New England charm. Dive into the year-round heated outdoor pool, then slide and float through the 30,000 sq ft Fins Up! Water Park—complete with waterslides, lazy river, and kid’s pool. Recharge at St. Somewhere Spa with soothing massages and body treatments. Nestled near beaches, shopping, and dining, this family-friendly retreat blends adventure and relaxation.