Rui Boaventura† (1971-2016) obtained a PhD in Prehistory from the School of Arts and Humanities (University of Lisbon) in 2010. As a Post-Doc researcher at UNIARQ (Center for Archaeology, University of Lisbon), in 2013 he headed the MEGAGEO Project: Moving megaliths in the Neolithic. He passed away in 2016, victim of a prolonged illness. ; Rui Mataloto Pereira has, over the past 15 years, directed studies on the Megalithism of the South slope of Serra d’Ossa. ; André Pereira Pereira currently works for UNIARQ (Centre for Archaeology, University of Lisbon), in Science Management in relation to archaeology.

• Introduction: Megaliths and Geology: a journey through monuments, landscapes and peoples ; Moving megaliths in the Neolithic - a multi analytical case study of dolmens in Freixo-Redondo (Alentejo, Portugal). – Rui Boaventura, Patrícia Moita, Jorge Pedro, Rui Mataloto, Luis Almeida, Pedro Nogueira, Jaime Máximo, André Pereira, José Francisco Santos & Sara Ribeiro ; Funerary megalithism in the south of Beira Interior: architectures, spoils and cultural sequences. – João Luís Cardoso ; A look at Proença-a-Nova’s Megalithism (Beira Baixa Intermunicipal Community, UNESCO Global Geopark Naturtejo, Portugal). – João Caninas, Francisco Henriques, Mário Monteiro, Paulo Félix, Carlos Neto de Carvalho, André Pereira, Fernando Robles Henriques, Cátia Mendes & Emanuel Carvalho ; From matter to essence. Sourcing raw materials for the votive artefacts of the megalithic communities in Ribeira da Seda (North Alentejo, Portugal): a preliminary approach. – Marco António Andrade ; Construction materials of the monuments of Los Llanetes group, El Pozuelo cemetery (Huelva, Spain). Selection, exploitation and provenance of stone blocks. – José Antonio Linares Catela ; An approach to the Megalithic Architectures in the Douro Basin: some chrono-ypological remarks and examples about the use of different lithologies. – Cristina Tejedor-Rodríguez & Manuel Ángel Rojo-Guerra ; Geology, Landscape and Meaning in the Megalithic Monuments of Western and Northern Europe. – Chris Scarre ; Long-distance landscapes: from quarries to monument at Stonehenge. – Mike Parker Pearson, Richard Bevins, Rob Ixer, Joshua Pollard, Colin Richards & Kate Welham ; Raw material and work force in Falbygden passage graves. Identity, competition and social dynamic. – Karl-Göran Sjögren