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

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

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

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

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

An abandoned colonial French prison notorious for its hellish conditions.

This former shopping center now acts as the eccentric lair of the Venezuelan secret police and their shadow prison.

This "floating island" plateau sits 7,671 feet above the forest floor.

Shop the world's largest number of ice cream flavors, ranging from delightful to downright bizarre.

This everlasting lightning storm may be the world's largest generator of ozone.

A town church once nearly submerged by the damming of a river is now hauntingly visible as the water recedes.

The remains of an ancient settlement in one of the oldest archeological sites in South America.

This small uninhabited island offers Galapagos-like biodiversity.

This research hub in the Amazon Rainforest is perched amid one of the world's most biologically diverse landscapes.

Home of the "true" equator.

This Ecuadorian cemetery is home to a jaw-dropping topiary wonderland.

These mammoth-yet-narrow crevasses in the Earth are perfect for taking an otherworldly swim.

Ecuador's largest Incan ruins show evidence of sophisticated irrigation and diplomacy among the ancient builders.

This Peruvian bone silo lined with hanging human skeletons and hundreds of skulls is topped with a remarkable Michelangelo replica.

Now containing the bones of the actual conquistador, instead of someone else.

The world's largest clay lick, where parrots gather to snack.

The world's fifth tallest waterfall is a spectacular silver chute of water that cuts through the cloud forest in northern Peru.

A colorful Peruvian city of the dead.

These steeply terraced ruins are a stop along the Inca Trail to Machu Picchu.