This is another place bathed by the waters of the Tagus that can and should be dived, as well as being another place with unique fauna and flora. The picnic park is a must-see, as it offers a panoramic view of the immense Tagus. Don't forget the Amieira Castle and the Maia river.

A space of great biodiversity where you can experience the waters of the Tagus while spotting birds such as the goldfinch, the blackbird, the partridge or other larger birds such as the heron, the kite or the stork. It has a picnic area, and you shouldn't leave Arneiro without passing by the community ovens and the remains of the castle.