Blombos Cave excavated south section showing stratigraphy from 300 - 100 000 years. Artefacts from the dated levels are shown on the side panel. Image Magnus Haaland
Photo size: 17.6 Mpixels (50.3 MB uncompressed) - 3307x5315 pixels (11x17.7 in / 28x45 cm at 300 ppi)