It is a Canadian city at the famous waterfalls . Its site on the Niagara River’s western shore overlooks the Horseshoe Falls, the cascades’ most expansive section. There are elevators used to take visitors to a lower, wetter vantage point behind the falls.. A cliffside park features a promenade alongside 520-ft.-high Skylon Tower with an observation deck. It is a geological wonder and said to be one of the most famous waterfalls in the world.