What are some of the biggest islands in the world?

Some of the biggest islands in the world are Greenland, New Guinea, Borneo, Madagascar and Baffin Island. Other big islands are Sumatra, Honshu, Great Britain and Victoria.

Greenland is the biggest island in the world. It covers an area of 839,999 square miles and is located in the North Atlantic. New Guinea, located in the Southwest Pacific, is the second biggest island, covering an area of 309,000 square miles. Borneo, situated in the West mid-Pacific, occupies an area of 287,300 square miles.

An island is a body of land that is completely surrounded by water. It is important to note that although Australia is encircled by water, it is defined as a continent and not an island.