Royal Castle Design & SPA Hotel is a great choice for your beach stay in Nessebar. The free water park and indoor pool provide a splash of fun, while guests in the mood for pampering can visit the spa to indulge in massages, body wraps, and aromatherapy. The lobby lounge is a great place to grab a drink, and Royal Castle serves international cuisine and is open for breakfast, lunch, and dinner. Other highlights at this luxurious hotel include a winery, a free kid's club, and a poolside bar.