Hub for hallucinogenic Amazon religion.

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

Unusual rock formations eroded into a landscape of stone beasts.

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

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

This neo-Gothic monastery offers a rare chance to witness the unique maned wolf right up close.

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

Queen of the waterlilies, so big and strong it can support the weight of a human.

High plateaus and beautiful waterfalls frame this ecologically significant nature preserve.

Site full of incredible prehistoric paintings and archeological findings.

The crypts are so large they're basically their own underground church.

This massive Brazilian church is built like an angular, technicolor pyramid left by Mayans from the future.

These termites have an large and deadly abode—impressive by day, dazzling by night.

Part of one of the largest flooded cavities on the planet, and littered with prehistoric animal bones.

You feel like you're in a forest, but you're actually walking amidst the branches and trunks of a single giant tree.

After millennia of erosion by sand and churning water this Brazilian valley now looks like a lunar fantasy.

This stunning Brazilian library contains the largest collection of Portuguese texts outside of Portugal itself.

Crumbling remnant of Rio's colonial past tucked behind Corcovado mountain in the neighborhood of Cosme Velho.

A giant, bloody battle rages throughout the Bolivian Andes each year.

This gorgeous, colorful 18th-century church is part of one of Bolivia's few surviving Jesuit missions.

During this Bolivian festival/fair you can wish for wealth, success, love, and more by buying a miniature version of your desire.

Mountain of unimaginable riches that bankrolled the Spanish Empire, complete with its own underworld god.

This devil-dancing ceremony now celebrates a miraculous image of the Virgin Mary that appeared to a modern-day Robin Hood in a mineshaft.

Thousands of fossilized footprints speckle this Bolivian national park.