1. NILE - #1 (thru Egypt) Also Longest in the world
2. LIMPOMPO - #2 (Thru Mozambique)
3. NIGER - #3 (thru Guinea, Mali, Niger, Benin, Nigeria)
4. SENEGAL (thru Guinea, Mali, Mauritania and Senegal)
5. CONGO (thru African Republic, Republic of the Congo, Angola, Zambia, Tanzania, Burundi, Rwanda)
6. ORANGE (Thru Lesotho, South Africa, Namibia)
7. ZAMBEZIE (Thru Zambia, DR Congo, Angola, Namibia, Botswana, Zimbabwe, Mozambique, Malawi, Tanzania)