Africa, the world's second largest and second most populous continent after Asia, spreads over an area of 11.7 sq.miles. It covers 6% of the earth’s total surface area and 20.4% of the total land area. As per the 2009 estimate the population comes around 1 billion which exceeds 14% of the world’s human population.
The African continent comprises of 54 individual countries which includes Sudan, Algeria, Democratic Republic of the Congo, Libya, Chad, Niger, Angola, Mali, South Africa, Ethiopia, Mauritania, Egypt, Tanzania, Nigeria, Namibia, Mozambique, Zambia, Somalia, Central African Republic, Madagascar, Botswana, Kenya, Cameroon, Morocco, Zimbabwe, Republic of the Congo, Côte d'Ivoire, Burkina Faso, Gabon, Guinea, Ghana, Uganda, Senegal, Tunisia, Malawi, Eritrea, Benin, Liberia, Sierra Leone, Togo, Guinea-Bissau, Lesotho, Equatorial Guinea, Burundi, Rwanda, Djibouti, Swaziland, Gambia, Cape Verde, Comoros, Mauritius, São Tome and Príncipe, Seychelles and South Sudan. South Sudan is the newest country of the continent. Among these countries Nigeria has the highest population.
Nile, the world’s longest river is a part of African continent. The Congo, the Niger, the Zambezi, the Orange, the Limpopo, and the Senegal are the other rivers of the continent. Victoria Lake, the world's second largest freshwater lake is in East Africa. It spreads over an area of 26,836 square miles. Lake Tanganyika, Lake Malawi, and Lake Chad are the other important lakes in Africa. Africa comprises of many vast deserts, including the great Sahara Desert, the largest desert in the world. It is located in the northern portion of Africa which covers almost 10% of the continent. Another large island which is part of Africa is the Kalahari located in southern Africa.
Madagascar, the Seychelles, the Comoros, the Canary Islands, the Madeira Islands, the Cape Verde Islands, Equatorial Guinea, and Sao Tome are the islands of Africa. Among these, Madagascar is the biggest one. It is located beside the coast of southeast Africa.