Revisiting the Middle and Upper Palaeolithic archaeology of Gruta do Caldeirão (Tomar, Portugal)
Fig 2
A. Overview of the small limestone escarpment where Gruta do Caldeirão is located, taken with a zoom lens from the town of Pedreira, 765 m to SSE (1986). B. The cave entrance at the time of discovery (1980). C. The Entrance trench at the end of the 1979–88 fieldwork. D. The Entrance trench during excavation (1987). E. Excavation of the Upper Solutrean deposit in the Corridor area (1985). F. The Back Chamber towards the end of the excavation (1987); the staining of the wall at the bottom end of the chamber denotes the elevation reached by layer ABC-D, the thick black earth deposit of recent Holocene age that originally capped the stratigraphic succession.