Origins
Within the Cradle of Humankind, a designated world heritage site outside of Johannesburg, lies the Sterkfontein cave system. An abundance of fossils of all types of early humans have been found in these caves. Some of these fossils date back ‘at least 3.5 million years’. (http://bit.ly/2NIWQm4, http://bit.ly/2N2KGiO)