Historically, Australia is not considered the largest island in the world. It is historically considered a Continent.
Top 10 Largest Islands in the World includes Greenland, New Guinea, Borneo, Medagascar, Baffin etc.
Greenland is the largest island in the world. The area of this island is appx 836,330 sq miles or 2,166,086 sq kms while the population is just appx 56,000.
Majuli is the largest inhabited riverine island in the world. It was created as a result of periodical natural changes.
Nile River has long been recognized as the longest river in the world. It has a length of about 4,132 miles and drains an area estimated at 1,293,000 sq miles.