This past Tuesday (February 17, 2015), the Top 10 list on The Late Show with David Letterman, Niagara Falls was mentioned. The list was a collection of funny (but obviously untrue) facts regarding landmarks. #9 had to do with Niagara Falls:
Niagara Falls was a gift from France
Note: If you follow the link to the Top 10 page I mentioned, you can do a search. I searched for the single word “niagara” (without the quotes) and there were 3 other lists that mentioned Niagara Falls.