Belonging to the set attached to the Águas Livres aqueduct, it is an extensive stone aqueduct created to carry water to the Terreiro do Paço de Queluz for the royal stables' consumption. The work was created at the site of two springs: the Gargantada spring and the Pocinho spring, and served several fountains in Queluz. Built by King João V in 1731, it was only finished in the mid-19th century. The main section is 14 kilometers long, eight of which are in the municipality of Amadora.

Park consisting of a lake and an area dedicated to extreme sports. In the center of the lake is a pole that can be climbed and the entire lake can be crossed with boats, rafts, bridges and rappel. It also has an area for the little ones, with amusements and a cable car.

Large space, located on the outskirts of a residential area, with green pedestrian and cycle areas, as well as elements of the architectural heritage. The Falagueira stream runs along the entire length of the park.

Green area with a sports area consisting of a basketball field, soccer field and changing rooms. It also has an area for seniors, children's playground and traditional games area. Careful appearance, lawned areas, tarred footpaths.

Fortress prior to the Belém Tower intended, together with it, to protect the entire Tagus area. It is considered the oldest Portuguese maritime defense fortification.

First floor palatial house with entrance patio, access staircase to the two noble halls (built to receive King D. João VI). In the beautiful garden, the avenue and the tiled benches stand out. It currently has a Traditional Arts Center that promotes various cultural initiatives, namely exhibitions, concerts, recitals and initiatives for the little ones.

The Tagus River flows into the beautiful Tagus estuary, after traveling 875 km from the Serra de Albarracín. The estuary is a place well known for the passage of migratory birds. One of the few terrestrial accesses can be made near Porto Alto (in Reta do Cabo).

Situated on top of a cliff, Casa da Cerca has a privileged view of the Tagus River. It is part of a set called "Quinta da Cerca", considered the most characteristic example of 18th century civil architecture in the city of Almada. This is where the Contemporary Art Center works, which regularly hosts individual, group and thematic exhibitions.

Located at dock nº 2 of the former Parry & Son, in Cacilhas, the Frigate D. Fernando II e Glória is a 19th century vessel, the last ship of the "Carreira da Índia", and can be visited throughout the year. There, it is possible to learn about the history of the museum ship, which was restored in 1992, after a fire destroyed part of it, in 1963, and was open to the public at EXPO 98. Through an audio guide, it is possible to delve into naval history and travel back in time.

The Mata Nacional dos Medos was sown by order of King Dom João V, in the 18th century, to pin the sands of the dunes that advanced to the agricultural lands. Classified as a Botanical Reserve in 1971, this ecosystem presents conditions for recreation and leisure.