Castle where you can find traces from the Bronze end to the late Roman era. Considered one of the most important and powerful fortresses of medieval times, consists of three lines of walls (probably from the iron age) surrounding the town, and inside the main enclosure by a medieval castle donjon, with traces of walls, remains, perhaps, the town mayor.

Old Castle belonging to the order of the Templars, built in the 13th century. This just leaves a section of the castle wall and sidewalk access to the highest point.

Situated on a lot within 800 meters of altitude, in the foothills of the Serra da Estrela, this castle has been a castro occupied by Romans and destroyed by the Moors in the 9th century, before it was recovered by Dom Dinis. Saves only the enclosure defined by two towers with multiple floors.

The primitive Castle remain a part of the Citadel, some panos of walls interrupted by cubelos and the door of Treason. The walls of the Castle are some entries, the door of the Senhora do Amparo, the False Door and the Wicket. Still standing, but badly damaged, is donjon.

Of the wall, built during the reign of King Dinis, the main section remains, defended by eleven turrets. The fortress, currently in ruins, already existing during the reign of D. Sancho I, has a rectangular plan and is protected by two towers. The Santarém and Sol gates are in good condition; The Angel Gate has some weaknesses and the location of the Évora gate and tower is unknown.

The castle is the largest medieval fortress on the Mondego line and one of the largest in the country. Its current appearance is due to a complete renovation carried out in 1331. At this time, a Palace was built for the princesses, a building that was successively transformed until the Manueline period, the date of the last known renovation. The Keep Tower also dates from this campaign by King Afonso IV, topped by pentagonal battlements, with the upper floor surrounded by boulders and elongated corbels. Inside, the Church of Santa Maria da Alcáçova is preserved, a Gothic temple from the …

The primitive Castle, build by Dinis in 1306, there remain only two doors and some excerpts from the medieval wall. The 17th century fortification are examples the door of Salvaterra, some curtains and bastions. The Tower, Dom Pedro I and contemporary of Don Fernando, is another of the remaining elements of the fortress.

The Château de Aguiar is a singular rock Castle, whose current remote structure to the 9th or 10th centuries. located on a huge granite Boulder, the finds in archaeological campaigns have revealed three major levels of occupation: prehistoric, Roman and Celtic. Access to the building is done through an entrance with six stairs, under a portal with ogival shape. Climbing some rocks, reaches the highest point, where glimpsed a comprehensive overview over the whole valley of Ab. This includes, in the building, a vaulted ceiling compartment, as well as the embrasure, privileged strategic visibility window.

A short distance from the village of Penas Roias are the remains of this castle with a quadrangular structure. All that remains of the castle is the keep, the remains of a circular cube and some sections of the wall. This castle provided the first line of defense in the northeast of Trás-os-Montes, together with the castles of Algoso, Miranda do Douro, Outeiro, Vimioso and Mogadouro, with which it formed a strong defensive group.

Castle which is believed to have been built between the 12th century and the 13th century, of which only exist some sections of its walls. It was formerly the residence of the Mayor, the set of walls, two tanks and a tower. This former strong square received the first Charter of Dom Afonso II in 1256 and, in 1510, Dom Manuel gave him new Charter. The site of the ancient castle you can admire an important set of ancient houses of schist and the pillory.