This extraordinary five-story house, originating in the 19th century, is distinguished by its rare curved layout and unique architectural character. Its elegant staircase, which follows the organic geometry of the original plan, generates a continuous and enveloping flow between the different levels. The property has a landscaped terrace on the upper floor, from which panoramic views over the rooftops of Mahón and the nearby historic mill can be enjoyed, especially magical at sunrise.The house has been carefully restored by architect and interior designer Jean Porsche, maintaining the original character and combining it with a refined personal style. Antiques coexist harmoniously with modern furnishings and selected art pieces, while books, magazines and personal objects add warmth and authenticity. Each space balances comfort, functionality and aesthetics, with exceptional attention to detail.Located on Camí des Castell, a quiet tree-lined street, the house allows you to fully enjoy Mahón life on foot. Nearby squares such as Plaza del Príncep, Plaza del Carmen and Plaza de España offer cafés, local markets and restaurants, while the port and its bars are just a few minutes away. The area is enriched with boutique hotels, art galleries and cultural heritage, including the Teatre Principal, the oldest opera house in Spain.The interior layout is developed on five levels:Basement: equipped kitchen, dining and meeting area for six people, guest toilet and laundry.Entrance level: intimate living and work space that functions as a bar, with designer furniture and selected artwork.Main floor: living room with fireplace, Knole sofa, camp chairs, secondary kitchen, dining area for four and bar cart, ideal for relaxed gatherings.Upstairs: master bedroom with fireplace, walk-in closet, full bath with shower and tub, and antique glass and wood doors for privacy.Attic: cozy cabin-like room inspired by ship interiors, two beds (one in mezzanine) and garden terrace with fountain, trees, dining area and chill-out, perfect for enjoying the sun and tranquility over the city.With approximately 110 m² of floor space and 15 m² of terrace, air conditioning on four floors, fireplaces, generous storage, two fully equipped kitchens, high-end tableware and a carefully curated collection of books and art, this property is not just a residence, but a unique atmospheric retreat that combines architectural heritage, refined design and effortless urban living.