During the excavation work conducted on the caves of Carrascos and Lapa da Galinha in the early 20th century, Félix Alves Pereira, curator of the Portuguese Ethnological Museum (current Portuguese Archaeological Museum), was informed about the existence of a megalithic monument located in the farmstead of Rabaçal (the same estate where the latter cave is also located), in Alcanena. Currently, the exact situatio...