Nestled within the 2, 000-hectare Guadiana Valley Nature Reserve, this exclusive hotel offers a tranquil escape just 3km from Mertola's center and a mere 50 meters from the river beach. Opened in 2004, the 31-room hotel seamlessly blends the regional style of Alentejo with late Victorian design, featuring six rooms in the original manor house and the remainder in a newer wing. Guests enjoy a 24-hour reception, the Marbles bar, a games room, conference facilities, the acclaimed Seppia Restaurant serving local cuisine, and a fascinating observatory. Amenities include a laundrette, room and laundry services, public internet access, and on-site parking. Each room features a private bathroom, direct-dial telephone, satellite TV, a minibar, a safe, and air conditioning. Rooms in the manor house boast high ceilings, king-size beds, and jetted tubs, while those in the new wing offer balconies with pool or river views. The inviting outdoor complex includes a swimming pool and the seasonal Sombra snack bar, complete with sun loungers and parasols. Guests can enjoy breakfast and lunch buffets, with à la carte options available for lunch and dinner. Check-in is from 4 pm, and check-out is until 11 am.