What kind of natural feature is a cataract?
Correct answer: Waterfall

Player #27327294
And there I was looking for an answer related to the eye.

warjil
Iguazu falls is amazing. I was blessed to be able to see them.

Dolores Allanson
That was amazing - how is the flow of water measured?

SPRITE
Player #27327294,
A cataract is a cloudy area in the lens of the eye that leads to a decrease in vision of the eye.
It is an eye disease

Unreal Neil.
Absolutely Angelic...