below we list some of the fairs one can visit on a wednesday, or quarta-feira in portuguese - these are amongst the most frequented in the residential areas of zona sul and zona norte.

feira livres are open on praça edmundo bittencourt in copacabana -  praça nicarágua of botafogo, and rua maria eugênia of humaitá, all of which are located in rio's south zone neighborhood. 

in the north zone neighborhood of tijuca, there is a fair located on rua visconde de figueiredo.