Once a year, ambitious surfers can ride the world's largest river.

Brazil's only museum dedicated to the art and evolution of tattoos.

This Brazilian town built by Freemasons is full of colonial Masonic architecture and symbolic imagery.

As one of the world's largest hydroelectric dams this plant took two countries to get built.

What killed this humpback whale is a mystery, but its remains have become legendary.

The preserved home of the first settler of "the most German town in Brazil."

Cars mysteriously roll uphill on this street.

Striking ruins of a mansion that stood center stage in one of modern Brazil's most puzzling crimes.

This "Little Finland" started as a Finnish utopian society in Eastern Brazil.

From 135 feet high riders plunge down the world's tallest freestanding body slide at 65 mph.

A puppy slum that protects canines from the cruelties of the human slums.

One of the few places in the world where visitors can walk alongside fossilized tracks from 80 different dinosaur species.

Moss-covered sculptures fill this small Brazilian gorge.

The eccentric home of Estevão Silva da Conceição, known as the "Brazilian Gaudí."

This Brazilian astronomy museum allows guests to gaze at the stars through their telescopes each weekend.

A stunning Catholic cathedral built by a curve-loving communist in Brazil’s newly created capital.

A beautiful opera house in the heart of Amazonia has recently restarted performances after a 90-year hiatus.

A self built castle built by a salt worker in Brazil.

Museum precariously perched on a massive yellow pillar.

Hub for hallucinogenic Amazon religion.

Unusual rock formations eroded into a landscape of stone beasts.

This gravesite in the Amazon Rainforest was left behind by a failed Third Reich expedition.

This majestic building, where Brazil's coffee brokers once bought and sold beans, now houses a coffee museum.

At 705 feet high, Brazil's "House of Stone" is the largest cave mouth in the world.