candidate: In both the United States and Canada * Niagara Falls , the famous waterfalls in the Niagara River * Niagara River , part of the U.S. – Canadian border * Niagara Escarpment , the cliff over which the river forms the falls * Niagara Whirlpool , a natural whirlpool downstream from the falls * Niagara Gorge , formed by the recession of the falls * Buffalo Niagara Region United States * Niagara Falls , New York , the U.S. city adjacent to the falls * Niagara County , New York ** Niagara Falls State Park , the oldest state park in the US ** Niagara Escarpment AVA , New York wine region * Niagara , New York , a town * Fort Niagara , near Youngstown , New York * Niagara Frontier , a region south of Lakes Ontario and Erie * Buffalo – Niagara Falls metropolitan area * Bushkill Falls , also known as " Niagara of Pennsylvania " Canada * Niagara Falls , Ontario , the Canadian city adjacent to the falls * Niagara - on - the - Lake * Niagara Peninsula , between Lakes Ontario and Erie * Regional Municipality of Niagara * Anglican Diocese of Niagara Australia * Niagara , Western Australia , an abandoned town in the goldfields