Niagara Falls地形图
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Niagara River
Canada > Ontario > Niagara Region > Niagara Falls
The river, which is occasionally described as a strait, is about 58 kilometres (36 mi) long and includes Niagara Falls in its course. The falls have moved approximately 11 kilometres (6.8 mi) upstream from the Niagara Escarpment in the last 12,000 years, resulting in a gorge below the falls. Today, the…
平均海拔：177 米