Abismo Guy Collet
The deepest cave in South America and deepest quartzite cave in the world, explored up to 671 meters deep.
Eldorado Falls (Aracá Falls)
A powerful, 353 m tall fall with a single plunge. Discovered recently, around 2000 AD.
Desabamento Falls
One of the greatest waterfalls of Serra do Aracá, an approximately 200 m tall waterfall.
Sima Aonda
383 meters deep, ancient quartzite sinkhole. The stream that flows through it, emerges at one side of the steep wall of Auyantepui and here, in the open air, it falls down for some 100 m.
Yasuni Forest
Possibly the most biodiverse area in the world. In this rainforest, the diversity of reptiles, amphibians, freshwater fishes, birds, mammals, and vascular plants (with 2,700 – 4,000 species of plants per hectare) reaches their maximum for Western Hemisphere and often – world. Uncontacted tribes live in the forest. Endangered and affected by oil extraction.
Cachoeira da Fumaça (Fumaca Waterfall)
Seasonal, 340 m tall waterfall with a single leap.
Caño Cristales (Cano Cristales)
A unique river. Its bottom is covered with the endemic Macarenia clavigera plants. From late July to November these plants turn bright red. Then this colorful river is one of the most spectacular sights in Colombia.
Iguazu Falls
One of the most enormous and most impressive waterfalls in the world, they are "only" 82 meters tall, but 2,700 meters wide.
Caracol Falls
One of the most picturesque falls in Brazil. 131 m high falls with two cascades. Especially impressive is the second cascade – a vertical plunge over an overhanging cliff.
Angel Falls
This is the tallest and one of the most spectacular waterfalls in the world, with a total height of 979 meters. It has the highest single drop (807 meters) in the world.