This iconic hilltop church doubled as a lighthouse in the 19th century, guiding ships into the port of Valparaíso.

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

The ruins of a pre-Columbian fortress city so secure it held off the Spanish conquistadors for over 20 years.

At this beautifully preserved Pre-Hispanic site, you can see ancient petroglyphs with depictions of llamas and alpacas.

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

This stunning Brazilian library contains the largest collection of Portuguese texts outside of Portugal itself.

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

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

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.

The celebrity luchadores of La Paz are tough ladies in traditional petticoats and braids.

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

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

A valley of unique erosion patterns lends to a view like nothing on Earth.

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.

Ozymandias’ time-keeping temple.

A meow-velous tribute to a beloved street cat, made famous on the internet.

A marvel of Byzantine engineering under the streets of Istanbul.

Legend says this sacred tree was a gift from goddess Athena.

Heralded as the world's first theater, these ruins are often overlooked as they reside in the shadows of the Acropolis.

An ancient octagonal weather station named for the eight Greek gods of wind.