The Sahara was home to sizable communities up to 10,000 years ago, but what happened to them ?
Paleolithic rock art discovered in regions of the Sahara desert are now all that's left of what were once sophisticated human settlements which over the centuries developed clay pottery, rode horses and eked out a living in what is now the world's largest desert. But who were these ancient people, how did they survive there and where did they go ?
Archaeologist Stefan Kröpelin ventured in to the Sahara in the hopes of finding the answers. What he discovered was that the Sahara was not always as it is today - thousands of years ago it was a lush savannah covered in grassland and lakes, the perfect place for early humans to settle. As time went on however the region dried up, forcing its ancient inhabitants back towards the Nile.
"The Sahara in central Africa is the largest hot desert on Earth, its blistering sands practically lifeless."
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