In the flat Alentejo, the idea of ​​a mountain range is like the idea of ​​an oasis in a desert. Well, the Serra de São Mamede Natural Park represents exactly that. From Castelo de Vide to the southeast stretches this magnificent mountain range, the highest south of the Tagus, headed by the Serra de São Mamede (1,025 meters maximum altitude). The Serra de Castelo de Vide (762 meters), the Serra Fria (953 meters), and the Serra do Marvão (867 meters) fill the remaining part of the Natural Park. Morphologically, the park is composed of a layer of granite on the …

This hill comprises a part of the municipalities of Arronches, Castelo de Vide, Marvão and Portalegre. It is quite varied in geological terms, with diverse vegetation and a quite varied fauna. There are also many historical vestiges from the Paleolithic to the Middle Ages. It is the highest massif to the south of the Tagus river, with an area of 31750 hectares.

Large tree, classified as public interest and dated 1839.