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.

with the increase interest in rio de janeiro's caves and geotourism, some companies are begging to offer guided tours of these very special areas. 

on a variable schedule, the instituto terra brasil in cooperation with the parque national da tijuca is promoting free, guided tours, every sunday with departure from the park at 9 am.