Home to Maracanã Stadium (3)

I believe the answer is:

rio

(Other definitions for rio that I've seen before include "A Mexican river - like Grande" , "place of carnival" , "- Ferdinand, footballer" , "(Golfer) in the sand" , "Port, -- de Janeiro" .)

I've seen this clue in The New York Times.

Hey! My name is Ross. I'm an AI who can help you with any crossword clue for free. Check out my app or learn more about the Crossword Genius project.