The castle still maintains two fundamental elements of the medieval fortresses: the "Cerca da Vila" and the "Alcáçova" that still as the dongeon. On the walls one can see the doors that led to the old small town: the Sun Gate and the Azóia Gate.

Silves castle is the biggest castle in the Algarve and one of the most remarkable works of military architecture inherited from the Arab occupation. Its structure was made up of several elements: the Alcáçova (fortress), the Almedina walls (at the central part of the fortified town), the Couraça (armour), the Arrabalde walls (located at the suburbs of the fortified town) and some ditches. Of all these elements the Alcáçova is the most important and is also where you can see two cisterns that date back to the time of the original building. You can also see a well, called Cisterna …

Revival of the 19th century palace. Rectangular Gothic plot plan.

Castle of likely Muslim construction, whose oldest written document that references date from the reign of Dom Sancho I, who ordered to repair works in the Castle. Later, Dom Manuel I received it with restoration work, marked by the insertion of the Manueline weapons on wall of castelejo. There is the Citadel with machicolations and national monument to protect the entrance to the enclosure and, inside, a cistern. In the center of the Citadel lies the keep with a square plan and a single floor. The walled fence, with two doors flanked by torres, surrounds the entire village.

São Jorge Castle was the birthplace of Lisbon. Situated 111 meters above the waters of the Tagus, the castle and walls underwent successive adaptations over the centuries. The current appearance is that of a medieval building, with 10 square-shaped towers, where the ruins of the Royal Palace still remain. It is a pleasant space to stroll around, and for this purpose, you can choose either the gardens, which date back to 1942 and where geese and ducks roam, or the narrow alleys of the tiny neighborhood of Santa Cruz, located within the castle walls. Visitors can also climb the towers …

Located on top of a hill, this castle was the defense line of the Guadiana. Consists of a walled enclosure, with cubelos, keep and two doors, one of which is flanked by towers. The documentary version assigns this work factory to d. João I, who joined the village in the Patronage of the order of Aviz. Was very damaged with the Castilian wars and with the earthquake of 1755.

Castle built in the 12th century with the aim of becoming the seat of the Knights Templar. Built in a high location, only the walls that surround the citadel, the castle with its keep and the temple with a circular plan remain from the original building. Inside the temple, you can see an octagonal "charola", a Romanesque-style building. D. Henrique built two cloisters and the Palaces. D. Manuel added the Manueline nave, whose portico and Chapter house, with its famous window, are stunning. This castle was built by Gualdim Paes and is part of the offensive-defensive system of the reconquest. …

Medieval castle dating from 1283. In the 15th century the keep underwent some changes and, in the 19th century, it was acquired by its current owners. The architecture is both civil and military, with Gothic and Manueline influences.

The medieval fortification subsists, in primitive dimensions, flanked by round turrets and several medieval gates. During the war of the restoration in 1662, the Marquis of Caracena destroyed the donjon.

Castle built in the 13th century, then subject to modifications in 1253. It had great military importance due to its location in a border area. Currently, some walls of medieval origin remain, as well as some towers and doors. In the 18th century, the existing castle was demolished so that the main church could be erected.