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How was Niagara falls formed?

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The formation of Niagara Falls was a slow process that still continues today. The annual freezing and thawing of the Niagara River wears away at the rocks under the surface and gradual erosion and periodic rockfalls steadily move Niagara Falls farther upstream. read more

Niagara falls was 11.23 kilometers (7 miles) further downstream 12,000 years ago than it is today. Continuous water flow eroded Niagara's rocks, causing the falls to move upstream. This erosion, which created the Niagara Gorge, continues today and moves the falls back at an estimated 0.3 meters (1 foot) per year. read more

Niagara Falls was formed when glaciers receded at the end of the Wisconsin glaciation (the last ice age), and water from the newly formed Great Lakes carved a path through the Niagara Escarpment en route to the Atlantic Ocean. read more

Glacial activity and erosion helped create Niagara Falls, a spectacular natural wonder that attracts millions of visitors yearly. First-time tourists may be surprised to learn that Niagara consists of three separate falls: American and Bridal Veil Falls near Niagara Falls, NY, and Canadian Horseshoe Falls close to Ontario, Canada. read more

The Formation of Niagara Falls. Geologically speaking, Niagara Falls is quite young. Some 12,000 years ago, the water plunged over the edge of the Niagara Escarpment--a steep slope that runs east/west from New York through Ontario, Michigan, Wisconsin and Illinois. read more

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