Just a stone's throw from Lake Montbel lies this magnificent duplex, in a wing of a castle steeped in history, linked to the Lévis de Mirepoix family. This privileged location now houses a condominium within its grounds. The apartment benefits from a park, access to a swimming pool, a tennis court, and woods just a stone's throw away. The grounds are maintained by a gardener and benefit from a concierge service. Access to the property is via a gate with a digital code and a secure electric gate. This first floor of a castle wing gives way to an incredible library, listed as a historical monument, of more than 80m² which you access from a 45m² room (bedroom or office space) serving the second floor by its wrought iron staircase. Two beautiful bedrooms (35 and 21m²) and a second living room on the east side with its fireplace complete this ensemble. A bathroom/toilet. A 7m² cellar. A storage room and a space for the technical room, electric meter. The 2nd floor is distributed with a large living room, fireplace, provided with flamboyant woodwork and very beautiful paintings on an area of 70m². Another independent entrance leads to a corridor serving different rooms (such as a living room or a bedroom with the internal staircase of 42.50m²). A large bedroom of 34.50m² with its fireplace, a fitted kitchen of 30m². An east-facing living room with its fireplace of 36.50m², a shower room/toilet of 3.70m², a bathroom of 7m². This floor finally gives way to an incredible library classified as a historical monument of more than 80m². These two floors benefit from marquetry floors, woodwork and joinery in exceptional condition. This place is a gem for those passionate about ancient heritage who still want to enjoy a remarkable quality of life and comfort!