This historic, palatial theater is now one of the world’s most beautiful bookstores.

Towns with a resource known as "white gold," valuable enough to fight a war over, now stand ghostly and empty.

This observatory high on a hilltop in the center of Santiago got its start in 1852.

The rusty hull of this 1899 ship serves as a tribute to explorers of the bottom of the world.

A record-breaking pool that uses computers to turn ocean water into cleaner, private swimming water.

In the most arid desert on the planet, the world's leading telescope allows astronomers to see more than has ever been seen before.

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

What was once a unique system of urban elevators is turning into a mechanical ruin.

A sculpture of a giant hand reaches for the stars in the middle of the Atacama desert.

A desert that evokes the surreal.

This red lake 4,000 meters above sea level is home to rare flamingos.

On the outskirts of a desert trading village high on the Andean plain, steel giants have been destroyed by salt winds.

This Peruvian canyon is filled with geometric salt pools that have been being harvested since the Incan empire.

A market for witches is hidden within a train station.

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

A remote candy-striped mountain in the Peruvian Andes straight out of the pages of Dr. Seuss.

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

Thousands of rusting train cars have been slowly falling apart on the edge of Greece's second largest city.

Hidden in a secluded Greek cove is a pristine beach marred only by the rusting smuggler's hulk stranded on its shores.

Monasteries on rock pillars, once accessible only by frayed ropes.

An awe-inspiring mosque in Morocco with one of the tallest minarets in the world.

Traditional 11th-century outdoor tannery.

The other side is actually green.

Rocky Atlantic beach home to a stunning stone arch.