For a period of about four thousand years, during the Neolithic Subpluvial, the Sahara was green. Rivers, lakes, trees, savanna, and pre-historic societies flourished in this wet period.
Most people know that smallpox was the first disease that we have completely eradicated in the wild. But what was the second, and what does it have to do with Egyptian plagues, measles, and cattle?
Around 1311 CE, the mansa (sultan) of the Mali Empire sent hundreds of ships to find the other side of the Atlantic Ocean. They were lost at sea, so on the next expedition he sailed into the Atlantic himself. He was never seen again.
Searching for oil in the 1950s, prospectors discovered huge supplies of ancient water under the Sahara. The Great Man-Made River (an enormous network of underground pipes) now brings that water to the major cities of Libya.
For most Westerners, stone circles begin and end with Stonehenge. But there are examples around the world, in Australia, Asia, and Africa too. In Senegal and The Gambia, there are around two thousand of these megalithic monuments.
In 1966, the sixth Prime Minister of South Africa was stabbed to death inside the House of Assembly.