Although Africa is now one single continent, there is a rift running through it that will one day tear it apart into two separate landmasses. Find out when this will happen, and then delve into all the other fascinating facts about Africa that you always wanted to know. What is a continent, and are there seven or five? Some continents are surrounded by water, but others have borders with each other that are often difficult to define. Did you know that the continents can move? How does this happen and what does it mean for the future of the continent you live on? Find out all about Earth's continents, how they are similar and how they differ, as well as the effect people have had on the landscapes where they live.