18/18 -- probably helps that I've lived in Brazil for 10 years. I would suggest adding some alternate spellings to help English-only speakers... and also allow "Rio" for Rio de Janeiro.
Because that's not the right answer. The right answer should be "churrascaria",or at least "churrasco". Rodízio is just any all-you-can-eat place where instead of grabbing the food yourself the waiters offer them to your table.