Starting with Rafaela (in portuguese, but with some videos): http://projetomotor.com.br/mais-rapido-que-indy-este-oval-argentino-pertence-a-um-time-de-futebol/
A speedway larger and faster than Indianapolis, in Rafaela, Argentina.
:O Nice. Here racing competitions (Turismo Carretera, TC 2000, Top Race) are almost popular than Football, but not that popular here in Buenos Aires city. These competitions makes a big internal migration.
Motor sports in Argentina are like in the US: very strong mainly in the countryside.