One of Chile's most active volcanoes is riddled with beautiful caves.

Named for the DeFoe novel inspired by a stranded sailor, this island is known for its rare plants and extreme beauty.

A seemingly endless landscape of pure salt stretches far across Bolivia.

Preserved Inca city and site of the last Inca stronghold against the Spanish conquistadors.

The intricate stonework of Machu Picchu serves as a testament to Incan engineers.

The mortal remains of an estimated 70,000 people lie in the basement of a monastery in Lima, Peru.