A rectangular castle with two corners formed by towers. It was built by King Dinis in the 13th century. One of the entrance gates bears the royal crown and King Manuel's coat of arms. Currently, only sections of the wall remain, some of which are integrated into buildings, such as the Porta da Conceição and the Torre da Couraça.

The first Franciscan convent founded in Portugal in 1222 by order of Dona Sancha, daughter of Dom Sancho I. Although deeply damaged by the 1755 earthquake, some elements from earlier periods remain. In the 16th-century cloister, the highly ornate Manueline portal that gives access to the Chapter House remains.

The tomb where Damião de Góis, a Portuguese historian who distinguished himself during the Renaissance in Portugal lies, is located in the chapel on the Epistle side of the Church of St. Peter. With sober lines, a frame with a Latin description stands out.

Set of tiles with paintings depicting the lives of fishermen and farmers in the region.

Fortified settlement dating from the Neolithic and Bronze Ages, also known as the Eneolithic or Chalcolithic. It features two walled belts, corresponding to the different phases of occupation.

The building's main portal is topped by a triangular pediment and surmounted by an oculus flanked by two crevices. The interior features three naves, divided by arches and supported by Tuscan columns. The chancel features a ribbed vault with smooth quoins. Particularly noteworthy are the 17th-century carvings on the altars and the tile covering from the same period.

Space consisting of a general reading room, a children's and youth room, a gallery and a multimedia area.

This museum has a permanent exhibition called "Everyday Life: Remembering; Knowing and Learning" and several temporary exhibitions. It also offers a variety of workshops and activities for all ages.

A river cruise along the Tagus River aboard the Vala Real varino, offering views of local fauna and flora, including grey herons and Lusitano horses. Tours run between April and October and are only accepted by group booking.

This building's main façade features a 16th-century portal topped with the coat of arms of Dona Leonor. On the left side is the bell tower, and on the side façade, two large 17th-century windows stand out. Inside, the triumphal arch and carved chancel are noteworthy.