Longest Rivers in the World

The world features some amazingly long rivers but which are the longest? Check out our list of the top ten longest rivers in the world featuring well known rivers such as the Nile, Amazon and Mississippi. While most scientists and researchers agree on the order, accurately measuring the length of such enormous rivers can be difficult and there is at times disagreement on where a river starts, where it finishes and its accurate length. Learn about the longest rivers on Earth plus lots more with our huge range of fun science facts for kids.