[2] In 1999 it was included in the Programa de Valorização e Divulgação Turística: Itinerários Arqueológicos do Alentejo e Algarve, under the Ministry of Commerce and Tourism and Secretary-of-State of Culture, in order to monetize the sight as a tourist pole.
[2] A complex subterranean structure, the cave is an irregular plan that extends longitudinally northwest to southeast, consisting of a network of horizontal halls and galleries at different levels sealed within a thick flowstone mantle.
[2] Beyond the important cave art, paintings and engravings, the underground system has revealed numerous funerary burial sites dating from the Neolithic to the Chalcolithic, with a universe of interesting artifacts.
[2] The monument is a singular example of Neolithic Portuguese archaeology, whose prehistoric art paintings are comparable to those of Altamira and Lascaux.
There have been identified hundreds of motifs, engravings and paintings of animals, abstract forms and geometric shapes in the archaeological site.