Niagara Falls (waterfall) - geography.

Niagara Falls (waterfall) - geography. Niagara Falls (waterfall), waterfall in east central North America, located on the Niagara River, in western New York and southeastern Ontario. Niagara Falls consists of two cataracts: the Horseshoe, or Canadian, Falls (57 m/187 ft high), on the Canadian side of the river, and the American Falls (55 m/182 ft high), on the United States side. The waterfalls are separated by Goat Island, New York. The crestline of the crescent-shaped Horseshoe Falls, which carries about nine times more water than the U.S. cataract, is about 670 m (about 2,200 ft) long, and the fairly straight crest of the American Falls measures 328 m (1,075 ft). A small section of the American Falls near Goat Island is also known as Bridal Veil Falls. Niagara Falls was formed about 12,000 years ag...