published by bikely, this page opens an excellent route finder for bicycle paths in various parts of rio de janeiro city and the state - published by map my ride, this page shows a variety of cycling trails, with both length and elevation, spanning across rio de janeiro and nearby niterói.

on this page, rio de bicicleta (rio by bike) is an app with available routes, locations of where to ride, where to stop, and where to find repair shops - it is a great tool for overall understanding of how to bike in the city.

a very useful app for cyclists in both rio de janeiro city and state is bicicletando (cycling)  downloadable on this page - the utility provides guides, routes, and  even games for all bike aficionados.

published by the prefeitura da cidade do rio de janeiro and the instituto municipal de urbanismo pereira passos, ipp, ciclovias cariocas shows the main bicycle paths in relation to the mountainous formations in rio - 45 bicycle paths are listed for a variety of neighborhoods.