A focal point of the Cuban government, this city square features one of the most iconic images in the country.

A series of waterfalls so massive they straddle the border of Argentina and Brazil.

This stunning mass of ice spans 121 square miles and is still growing.

A 125-meter long "tribute to the Brazilian people."

Of the many Jesuit missions in South America, this complex is one of the best preserved.

These spectacular ruins were built by Spanish padres in the 17th century.

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

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.

A swing to dangle you off the very edge.

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

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

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

A dangling church built over a Colombian gorge.

An ancient capital city that dates back 3,000 years old and harbors many surprises.

Founded as a refugee camp, now a popular tourist spot.

Famously misunderstood wonder of the ancient world

This Welsh village gave itself a ridiculous name in a publicity stunt a century ahead of its time.

Now famous as the "Harry Potter bridge," this impressive concrete viaduct has long been an icon in its own right.

Dublin's most modern, visually spectacular bridge is modeled after Ireland's national emblem.

This ancient Irish tower could easily have stood in for Rapunzel's prison.

If a glacial river suddenly diving into a sheer chasm via a dramatic, multi-stage waterfall isn't peak Iceland, it's certainly close.

This valley of hot springs and boiling mud pots is home to the record-holding "Geysir," which originated the English word.