Which natural wonders are waterways or part of waterways?

Natural waterways rivers geographic feature they have into it but they are not they are contaminated but did you know the bacteria in those water ways can provide some good nutrients for the animals well if you didn't know let me tell you animals from all sorts from crocodiles lions or ducklings most of them drink water now when they drink water the absorb this good vitamin that is in the water that vitamin can also be deadly for humans Benatia animals are stronger and they can fight bacteria which humans cannot those waterways are part of the natural wonders because a lot of animals drink water and without the animals without the bees with the a lot of animals We probably get on this on earth