This vessel is believed to be the oldest operating fireboat in the world.

Buffalo's abandoned concrete grain elevators are getting a second life.

A bright little alley in La Boca is a part of tango history.

105-foot wide giant metallic flower blooms anew every day in the heart of Buenos Aires.

This lake’s emerald green waters are a spectacular sight, but it’s not a great place for a swim.

A desert that evokes the surreal.

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

Mountain of unimaginable riches that bankrolled the Spanish Empire, complete with its own underworld god.

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

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

Death road of Bolivia.

Popular tourist destination where witches in dark hats sell dried llama fetuses for good luck.

The Incas turned this ancient Wari aqueduct into an imposing defensive gate.

In this tiny museum, an unusually-shaped skull that some claim as evidence of extraterrestrials.

This geometric feat is a testament to the Incas' mesmerizing architectural abilities.

Situated on a sacred Inca site, this 16th-century cathedral took nearly 100 years to build.

Built on the remains of one the Incas’ most important gathering spots, this square keeps the spirit of a fallen empire alive.

A Christian monastery stands on what was once a holy Incan temple.

Balanced rock sculptures pay tribute to a murdered conservationist and his pioneer wife.

There is a small island in the Gulf of Nicoya where the only human inhabitants are dead.

Dedicated to the art and science of glass in equal measure, this space is as much laboratory as museum.

A mysterious monument meant to be a guide into "an Age of Reason" was destroyed after an apparent bombing.

This strange, small castle on the bayou has withstood the test of time and weather.

By day this New Orleans square is for pedestrians, but by night it is a kingdom of kittens.