Located on the Gilão River within Ria Formosa Natural Park, Residencial Mares offers free Wi‑Fi, a sauna, and a sunny terrace with lounge chairs. Air‑conditioned rooms feature simple décor, en‑suite bathrooms, TV, and private balconies with panoramic river views. Guests enjoy a buffet breakfast overlooking the river, boat access to Tavira Island beach, nearby golf courses, and optional airport shuttle.