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Among the many terrific resources made available online by the Smithsonian Institution is a page with 3-D images of fossil hominin cranial casts that you can manipulate to view from every conceivable angle and perspective.
Follow these links to explore 3-D models of an Australopithecus afarensis cranium.
https://3d.si.edu/object/3d/australopithecus-africanus-cranium:ea4abc35-be8e-4787-aec4-ab7e34298f9b
https://3d.si.edu/object/3d/australopithecus-africanus-cranium:987cb78e-29f6-41da-be16-71a3ff2b8324
To view all of the models follow this link: https://3d.si.edu/collections/hominin-fossils