The World's Most Amazing Islands (Landform Top Tens)

Which island is home to many animals found nowhere else on Earth? Why are the two halves of Iceland slowly moving apart? Which island has formed out of a volcano? The world has many islands, from tiny, remote dots of rock, to huge countries with large populations. Find out about the extreme climates that helped shape these islands, the animals and plants that make their homes here, and the people who call them home.