The Roman Bridge of Portagem boasts 16th-century architecture that repurposed materials from an earlier Roman bridge. It features a ramped deck and round arches.

This church features a portico with four undecorated ogival archivolts on its main façade. It is the only Franciscan convent in Marvão. At the top of the portico is a window surmounted by the Franciscan symbol and flanked by Rococo decoration. The cloister still features an ogival section and 17th-century archways. Noteworthy are the 18th-century tilework.

Located in the Serra de São Mamede Natural Park, the medieval-style village encompasses an urban agglomeration with around 150 houses, most dating from the 14th to the 16th century, which line the long, narrow streets.

In the past, watermills used the Guadiana River to transform grain into flour. Today, watermills are places of leisure.

A mining complex established in the 19th century to exploit a copper-bearing pyrite mine whose deposit had been exploited in Roman and pre-Roman times. The main elements extracted during modern mining, between 1854 and 1966, were copper and sulfur. After the mine's closure, the equipment was dismantled and sold, leaving the landscape today marked by mining activity and acid drainage.

This funerary basilica was located next to the Roman road connecting Mértola to Beja. This important monument was partially excavated in the late 19th century, and several funerary inscriptions were recovered from it, now housed in the National Archaeological Museum in Lisbon. Currently, it houses a museum where the foundations and floors of the former church are preserved. This museum contains inscribed stelae, which constitute the most important collection of Early Christian tombstones found in Portugal.

Situated on a promontory overlooking the right bank of the Guadiana River and the left bank of the Oeiras River, lies the urban agglomeration of Mértola. Its privileged location has allowed it great military and commercial importance. This picturesque village, with traditional houses and a significant built heritage, has earned it the status of a "Museum Village." Intense archaeological activity has uncovered this vast heritage. A stroll through Mértola reveals the Castle and the Parish Church, both classified as National Monuments.

The canals on the Guadiana River were used to capture fish. The last traps of this type are in the municipality of Mértola, which have been discontinued, diverting fish to easier-to-catch locations.

The Clock Tower was likely built in the late 16th or early 17th century, as part of the reorganization of the Praça do Município urban area. This building was erected near a group of buildings representing political, administrative, judicial, and economic power. Reusing an old city wall tower, it began to mark the boundary of Praça do Município and became one of Mértola's emblematic elements. In 1896, the original clock was replaced by a more recent one that continues to keep time in Vila Velha to this day.

This beach is located next to the Mina de S. Domingos, on the Tapada Grande Dam reservoir, part of the Guadiana Natural Park. It's a popular tourist attraction, especially in the summer months, as it offers a variety of amenities, including a river beach and a range of amenities that allow for pleasant leisure activities and a respite from the high temperatures. The beach bar has a terrace and serves a variety of snacks.