Fortress bulwarked from the 17th century that had the objective of protecting the village and the port. Together with the Fortim de Palheiros and the Fort of Santa Catarina in Figueira da Foz, it integrated the defensive system of this stretch of coast, particularly the old seaport of the village.

The Praça-Forte de Almeida, built during the 17th century, is the main ex-libris of the walled town. From an aerial view, it is possible to accurately identify a huge 12-pointed star surrounding its well-preserved walls, a National Monument since 1910. In Praça-Forte, several historical battles took place, given its proximity to the Spanish border, and here takes place recreations that usually attract a lot of public. The largest recreates the famous explosion of 1810, during the French invasions. Take a good look at the Double Doors of Santo António and São Francisco.

Monument dating from the 17th century and consists of five bastions: Santa Catarina, São Pedro, good news, Espírito Santo and Santa Luzia. In 1959, the Fort suffered conservation works, in 1997 the Church was fully recovered and in 2000\/2001 was rebuilt the wall.

Monument in honour of those who died in combat, in defence of national ideals and on continuity of Portugal as independent country. By Carlos Batista and Warrior Badshah, the tribute is made through the headstones placed in the wall of the Fort, with the official list of fighters who gave their lives for Portugal.

This is one of the most important hill forts in upper Minho. Initially it was occupied in the 8th century a.C, and it was developed afterward during the Roman period being occupied until the 5th century. It presents three wall lines with reinforcement towers and several houses with different plans.

Possibly built upon a Lusitanian hill fort, this castle sits on a hill. It retains some sections of the wall, gates, a small tower, and a cistern with a regular plan. It is possible to observe the perimeter of the wall that surrounded the inner courtyards and the Keep. From a distance, it resembles a king's crown planted on a mound of earth.

Fortress built in the second half of the 17th century. Initially was the city's gunpowder store (intended for all forts and towers on the island) and used to defend the city from corsair attacks, also functioning as a prison. From the mid-twentieth century, it was handed over to the navy, which installed the Armada Communications Center there.

Sanctuary located at approximately 760 meters above sea level, at the head of Vilas Boas, where there was an ancient Celtic fort. It consists of a church dating from the 17th century, outbuildings and a set of six chapels. It is a neoclassical Marian sanctuary, from which you can obtain magnificent views over the region.

An imposing defensive complex located in a location of great panoramic beauty. Most of the castle's buildings date from 1226 and 1230. It was modified and expanded in the 15th, 16th, and 17th centuries. During the reign of King Dinis, bastions, walls, and forts were built. From the reconstruction, only the keep and some sections of the wall remain.

The palace, built on the site of the former Fort of Our Lady of the Conception, was acquired in 1868 by the Dukes of Palmela with the intention of constructing a summer residence there. The project is by the English architect Thomas Henry Wyatt. This building, of English revivalist architecture, is clad in stonework. On the main façade, above the door, the Coat of Arms of the Duchess of Palmela's family can be seen.