Africa

Africa is the world's second-largest and second-most populous continent after Asia. At about 30.3 million km2 including adjacent islands, it covers around 20% of Earth's land area and 6% of its total surface area. With nearly 1.4 billion of the world population, Africa's population is the youngest among the continents; the median age in 2012 was 19.7, when the worldwide median age was 30.4. Based... (Wikipedia)