Africa includes at least 3,000 ethnic groups, 2,000 languages, and many dialects.
The Nile River is the world's longest, with 4,258 miles (6,853 kilometres). Northward across 11 nations
Fatima al-Fihri founded the University of Karueein (Athens of Africa) in Fez, Morocco, in 859 AD as a madrassa.
One of history's richest men, Mali's Mansa Musa, is worth $300–400 billion.
The Sahara is the world's biggest hot desert. The Arctic and Antarctic deserts are larger.
The African elephant is the largest land animal, weighing over six tonnes.
Over 750,000 zebras lead 1.2 million wildebeest in the world's greatest wildlife migration in Tanzania's Serengeti.