Niagra Falls
That would be the Niagara Falls.
a waterfall.
It is a large waterfall
Cataract.
Some older methods of cataract surgery may have to be used if the cataract is too large to remove with a small incision, including: Extracapsular cataract extraction.Intracapsular cataract extraction
A cataract
a cataract
fanning the coals used in a forge to make horseshoes
A large waterfall that pervents boats from passing
A cataract landform is a riverine or fluvial feature, where the river tumbles down over a series of boulders or small waterfalls.
cataract :a large waterfall; violent rush of water over a precipice
A cataract is a clouding of the lens in the eye, leading to decreased vision. It is not a geography term; rather, it is a medical condition that affects vision.