Niagara Falls is a set of massive waterfalls located on the Niagara River in eastern North America, on the border between the United States and Canada. Niagara Falls comprises three separate waterfalls: the Horseshoe Falls (on the photo), the American Falls, and the smaller, adjacent Bridal Veil Falls. The Canadian Horseshoe Falls are 792m wide and drop about 52m (170 feet).