If you're planning on going to Brazil for the Capoeira Mundial 2012, don't forget to get your hands on a passport and a tourist visa from your local consulate. Here's a page that lists the Brazilian Consulates. It's a good idea to call to make sure that you fall into a particular consulate's jurisdiction.

http://www.brazilsf.org/other_consulates_eng.htm

For the application, use the academy address in Londrina:

If you have any questions, don't hesitate to ask!