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

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

Site full of incredible prehistoric paintings and archeological findings.

The remains of a British railway rusting in the jungle mist of a Brazilian mountainside.

Try not to get lost in this picturesque Brazilian labyrinth of the dead.

One of São Paulo's tight urban intersections has become a haven for graffiti artists ever since a single Batman started the trend.

The bookstore with bookshelves built into unlikely places.

Henry Ford's failed rubber plantation in the middle of the Amazon rain forest.

An overlooked collection of over 350,000 artistic works created by psychiatric patients using art therapy.

The largest library in Latin America owes its existence to an Old World earthquake and a Napoleonic invasion.

The largest open-air contemporary art center in Latin America is a unique experience in the Atlantic Forest.

A faux desert landscape in the middle of the jungle that sprouts oases during the rainy season.

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.

Beautiful public park off the beaten path and away from tourists.

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

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

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

These giant mummies are set ominously into a Peruvian cliffside and topped with real human skulls.

South America's oldest surviving locomotive.

At this beautifully preserved Pre-Hispanic site, you can see ancient petroglyphs with depictions of llamas and alpacas.

This 18th-century tower is locally iconic.

One of the world's most complete mineralogical collections.