Many cities have held the title, but Brazil snatched the crown from Chile in 2011.

An Amazonian hotel is the ultimate treehouse and provides stilt based accommodation.

This sculpture garden creates a whimsical aura in an urban and wild environment.

The mystery of Brazil's "Land of Twins" has led to wild theories such as Nazi genetic experiments.

A preserved section of the Atlantic Forest is an important habitat for these critically endangered monkeys.

The longest sea beach in the world can be found on the southern coast of Brazil.

The building that once housed the dictator's secret police is now a museum that documents the history of an oppressive regime and those who fought against it.

These small, spectacular monkeys are making a comeback after deforestation destroyed much of their rainforest habitat.

This unique bird reserve sits within an important fragment of Brazil's Atlantic rainforest.

World's largest open air theater spans 24 acres and hosts a massive recreation of the Passion of Christ.

An enigmatic mural hiding in plain sight in one of São Paulo's busiest metro stations.

A beautiful midcentury mural by the famed Brazilian modernist artist Emiliano Di Cavalcanti.

This somber statue remembers the enslaved women who were forced to nurse their owners' babies.

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

The pedestrian traffic signals in Brazil's teeming metropolis light up with clues to nearby landmarks.

Modern pyramids built to channel positive energy have also fomented local tales of animal sacrifice.

This anthropological museum offers a glimpse into the lives of the Indigenous peoples of the Amazon River Basin.

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

A former prison complex now displays a historic collection of inmate artwork.

Cars mysteriously roll uphill on this street.

In the Manduri reserve of Sao Paulo, you can see the endangered black-horned capuchin monkey up close.

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

This park feels like a lush little jungle full of wildlife nestled within São Paulo.

This striking, two-toned confluence of rivers is visible from space.