St. Mary's features one of the most spectacularly decorated cathedral interiors in all of Europe.

A backdoor to Machu Picchu that only the most foolhardy infiltrator would attempt to breach.

Sleep in a glass pod dangling off a cliff.

One of the world's tallest waterfalls wasn't revealed to the world at large until 2006.

An unexpected desert oasis in South America.

If you’ve ever seen a picture of Machu Picchu, then you’ve seen a picture of Huayna Picchu—you just didn’t realize it.

Nazca pilgrimage site covering 370 acres is a popular stop for archeologists and looters.

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

A market for witches is hidden within a train station.

This scalding hot river was thought to be a myth until one geoscientist made it his quest to study the mystical waters.

A set of ancient drawings in the desert of Peru that are so massive, many of them can only be fully seen from the sky.

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.

Keshwa chaca, among the last handwoven Incan bridges, crosses Apurimac Canyon in Peru.