São MigueL and Lago Azul Grottoes : The grottoes of the Bodoquena range are impressive. The stalactites produce thousands of colored reflections in the waters of the lake. The region offers many attractions in the form of trails and diving options.
Goiás: The caves and grottos of Terra Ronca attract speleologist, tourists and adventures who go there to enjoy the natural beauty, flora, fauna and the rivers of crystal clear water that form subterranean lakes, and the enormous internal spaces of the caverns marked by the presence of stalactites and stalagmites. Thre is enormous biodiversity and over 150 species of birds and 50 species of mammals have been recorded in the area.RoncaTerra
São PauloAlto Ribeira State Tourism Park (PETAR): Alto Ribeira, one of the oldest parks in the state of São Paulo, occupying an area of 35,712 hectares, conserves and protects the rich natural heritage of the region of Alto Ribeiro represented by the important biodiversity of the remaining stands of Atlantic Forest. There are also palaeontological, architectural and historical sites and one of Brazil’s most important speleological formations with over 250 registered caverns. Several of the caverns can be visited but the use of safety equipment is obligatory.