Geographically Speaking

So Brazil of course is that big green country in South America. If you look closely, you can see Porto Alegre (which Wikipedia likes to translate as Joyous Port or Happy Harbor)  way down near the bottom, close to Uruguay.

Porto Alegre is the capital city of the lowest yellow state, Rio Grande do Sul, quite literally Large River of the South.

Zooming in a little closer, the red section represents the metropolitan area of Porto Alegre.

And, zooming in even closer, here's what you might see when flying in for a landing.  If you click on the image to enlarge it, you'll be able to see a huge plane in the bottom left hand corner, so I'm assuming that's where the airport might be...