The castle was rebuilt by King Dinis in 1310 and underwent restoration work in the 18th century. Of the old fortification, situated atop a hill, only some sections of the wall and towers remain, in addition to the 17th-century fortifications, with escarpments, parapets, and ravelins, built during the Restoration War. The Church of Our Lady of Grace stands out, with its gable façade, framed straight lintel portal, and oculus. This castle is a characteristic example of the border fortresses of lowland regions, with a bastioned system determined by pyrotechnic artillery.

Former family property dated from the 19th century, who currently works as the House of turismo de habitação.

Four-pointed bastioned fortress with medieval-type walls and a redan. The ruins of the medieval fortification are visible in the central area, isolated walls or with structures attached to them for the construction of artillery platforms. As examples of ruins of modern fortification, there are four redan with a guardhouse and traces of chimneys and niches. The fort's door mantains the portcullises of the drawbridge, and there is a cistern right in the center of the fortification. Some sections of the wall and from the barbican are monumentally beautiful. The first fortress dates back to the reign of King Afonso Henriques, …

It's the most emblematic spot in the village of Aljustrel. The chapel, with its grand staircase, is used for pilgrimages. It features both Baroque and folk architecture. Some sections of the castle still remain.

According to the Director-General of prison services, the municipality of Castelo de Vide received, in September 1933, subsidies for the construction of the civil jail.

This 17th century building is shaped like a four-pointed star, each protected by guardhouses. The vestiges of this defensive fort can be seen on Avenida Doutor Antunes Guimarães, Rampa do Castelo and Rua de Santa Catarina. It began to be built in 1638, but in 1655 it was still not completed. In 1832, during the civil war, it underwent some modifications and, in the 20th century, it was handed over to the Captaincy of the Port of Leixões, which carried out works to house its staff there.

Noble House of Mannerist rectangular plant consisting of two bodies and roofs of four waters. Inside, the Foyer decentered with access ladder to the piano nobile. Originally, functioned as Vedoria and respective barracks, being currently here installed the District of Viana do Castelo File.

The date of construction of this building is not known, however, it is known that, in 1862, was here founded the College of our Lady of Agony. After House other schools settled here the Instituto Politécnico de Viana do Castelo, which still works.

Today only traces in ruins, which are not easily detetáveis, given its integration into the urban fabric of the town. In the 16th century was built here the Chiesa Madre (mother church), with five buttresses; has Watch Tower dating back to 1798.

Irregular rectangular cistern, with three blind facades and the main facade torn by two portals, not having coverage. The interior features a unique space, being destined to water reservoir.