published by the instituto terra brasil, an institute dedicated to the preservation of the environment, ecotourism, and education, this link features a map of caves in the tijuca forest. instituto terra brasil, also features maps, divided by sectors, in the parque da tijuca, including caves and waterfalls.

published by the instituto municipal de urbanismo pereira passos, with the prefeitura of the city, is a downloadable zip file, that includes an excellent map showing the foresta da tijuca - featuring trails, rivers, points of interest, waterfalls, mirantes, and dangerous areas to avoid, the map is a great resource.

published by the instituto municipal de urbanismo pereira passos, with the prefecture of the city of rio de janeiro, this map shows the maciço da tijuca.