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.

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

The design of the Palacio Salvo has been described as "a lighthouse on top of a building."

The most southern point you can drive to in the Western Hemisphere.

Beautiful public park off the beaten path and away from tourists.

This ritzy Italian market is built around a statue of an unforgiven heretic who was burned for his belief in an endless universe.

An ancient knight and a symbol of the city's freedom.

A tiny church on a man-made island in the Adriatic.

These historic defenses ensured the city within would survive hundreds of years of occupations, sieges, and invasions.

These small sculptures pay homage to the lovable star of an iconic Argentine comic strip.

This beautifully deceptive waterfall is something far different from what it appears to be.

This exquisite example of early colonial architecture remains unfinished almost 500 years after construction began.

These sacred Mesoamerican ruins feature peculiar petroglyphs hidden in the stones.

An unassuming, powerful monument north of the U.S. Capitol bears witness to the resilience of Japanese Americans during a time of grave injustice.

Unparalleled stargazing, one of Colombia's best observatories, and a swimming pool can all be found in the middle of this ancient tropical forest.

The world's tallest palm trees look like the whimsical kind of plant you'd find in a Dr. Seuss story.

Known as the site of 'El Dorado,' this mysterious lake is rumored to hold gold beneath its waters.

Cathedral carved out of salt, located a mile below the Earth's surface.

This tiny shop has been serving traditional tamales for more than 200 years.

This Bogotá museum houses the world's largest collection of pre-Columbian gold relics.

Pilgrims each carried a brick to the top of Mount Monserrate to help build this historic sanctuary in Colombia.

Every Sunday, Bogotá turns 75 miles of its city streets into a bicycle superhighway.