Esther Navajo Samaniego obtained her PhD at the University of Alcalá (2025). Her research investigates megalithic landscapes in Southwest Iberia, using new documentation techniques such as LiDAR remote sensing. Her studies have updated and added new entries to the existing database for the study area.Alia Vázquez Martínez is a postdoctoral researcher at the University of Santiago de Compostela and the University of Alcalá. She is a specialist in the application of computer techniques for the documentation and study of rock art in Northwestern Iberia. Her studies allowed her to create some of the most complete rock art databases currently available in Galicia (Spain).

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• Contributors Introduction – Esther Navajo Samaniego, Alia Vázquez MartínezThe Buraco da Pala Rock-shelter (Passos-Santa Comba Mountain, Mirandela-Portugal). Scrutinizing Neolithic-Chalcolithic site functions and purposes – Maria Jesus Sanches, Joana Castro Teixeira, Nuno Ramos, Miguel AlmeidaDialogues between the north and south of the Iberian Peninsula in open-air decorations associated with megalithic builders – Alia Vázquez-Martínez, Esther Navajo-SamaniegoThe dolmen phenomenon in the Southern Levant during the 4th millennium BC: The case study of Jebel al-Mutawwaq, Jordan – Alessandra CaselliPicking up the pieces: A micro-stratigraphic and trans-disciplinary approach to the collective tombs of Horta do João da Moura 1 – Mónica CorgaLosing the colour: prehistoric painting in northwestern Iberia – Fernando Carrera