Official source
American Falls
Niagara Falls, NYHeight not publishedFree to walk in; vehicle use fee $10/day (Mon–Thu) or $15/day (Fri–Sun) May 27–Oct 9, $10 daily rest of year
2 waterfalls we track in Niagara Falls, across 1 county in New York. 2 need no hike at all. 2 are documented as dog-friendly.