The fading, forgotten remains of a once bright and booming factory.

The largest natural travertine bridge in the world is nestled in a small canyon in central Arizona.

Some of the tallest ancient American ruins continue to inspire awe and curiosity.

What is the Thing?

This striking public art installation is suspended above a public park, designed to gently move in the breeze.

A self-built castle made by a mysterious man.

The installation’s official name, “You Who Are Getting Obliterated in the Dancing Swarm of Fireflies,” says it all.

Thousands of fossilized footprints speckle this Bolivian national park.

This likeness of the famous revolutionary is entirely made of recycled scraps of metal.

This giant Christ took first place in South America's religious arms race.

The soaring gondola lines form the longest aerial cable car system in the world.

This hotel is located on the edge of the world's largest salt flat and is made out of the only material around.

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.

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

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

This bird-shaped rock formation defies gravity, time, and classification.

The state bird of New Mexico, constructed entirely out of garbage.

This sparsely populated town offers a look back in time.

The outcropping is graffitied with the name of the beloved musical Muppet television series.

A sculpture of a flying hawk made from colorful car doors.

A wealth of pop culture statuary and green chile dishes give this roadside restaurant clout.

Life-sized sculpture of a blue whale made of hand-recycled plastic trash.

Buried beneath the New Mexico sands are believed to be millions of copies of Atari's E.T. video game.