Spain France Britain Portugal
110 000 000 1 100 000 110 000 11 000 000
Kano Lagos Ibadan Abuja
Orange Nile Congo Niger
Drakensberg Mountains Atlas Mountains Ruwenzori Shebshi Mountains
Pound Naira Dinar Franc
Red Sea Atlantic Ocean Mediterranean Sea Indian Ocean
Salt Mining Slavery Fishing
Burkino Faso Chad Cameroon Benin
Mali Niger Chad Benin