The region of Aparados da Serra is considered rustic and at the same time beautiful. Cambará do Sul in particular, stands out for having a large part of these natural beauties.
The Fortaleza Canyon is the main attraction of the Serra Geral National Park. Created in 1992, the Park has 17.5 km2. The access is made by ground road which is a continuation of the main avenue of Cambará do Sul, Av. Getúlio Vargas.
The Fortaleza is 7.5 km long and, in some places, it is up to 900 meters high. The name is due to the shape of its geological structure resembling a fortress.
In the Fortaleza Canyon it is possible to perform three tracks. They are:
Look out of Fortaleza (3.2 km);
Black Tiger Waterfall (2 km;);
Stone of the Secret (2.7 km).