> > Is the jig in jigsaw the same as the jig in dance a jig?
>
> If the etymology I'm finding is correct, it seems so.
>
> > Is Washington the only state named for a president?
>
> It seems so.
>
> > If you go directly south from New York City, will you ever get to Chili?
>
> NYC lies at 73 degrees 58 minutes. If you travel due south from there, you run into an island in the South of Chile, but before you get to Patagonia. This island contains such cities as Ancud and Castro. If you continue south, you will run into the Patagonia regions.
>
> > What is the name of tallest peak in the Tetons?
>
> The principal summit appears to be the Grand Teton at 13,772 ft.
>
> > How many times did Stephen Foster cross the Suwannee River?
>
> He never saw it. He picked it from a map because it fit the music.
>
> > What is the name of the river that empties into the Atlantic at Jacksonville, Florida?
>
> The St. Johns River, I believe.
>
> > Howard
>
> Nyperold

The jig question was one I was just wondering about, but on the rest it seems you are 100%. That is, if you ignored the spelling of Chile on the assumption that it was a typo. It was. For some reason I spell it right when I say it in Spanish and wrong when I say it in English.
Howard