Why africa is known as dark continent?

More Questions

• Why is africa called the dark continent?
• What is the strength of magnetic field known as?
• Why is my private area dark?
• What type of fracture is known as greenstick fracture?
• Why is jaipur known as pink city?
• Why is lakshadweep known as a coral island?
• Why is my upper lip dark?
• Why is greenland not a continent?
• Why is akbar known as akbar the great?
• What is the score of india versus south africa?