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

This massive Brazilian church is built like an angular, technicolor pyramid left by Mayans from the future.

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

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

This mountainside open-air museum was built from the ashes left behind by a devastating fire.

One of South America's most exclusive resorts has a storied history dating back to World War II.

An intriguing antique iron Ferris wheel that most locals are sure was designed by Gustave Eiffel.

One of the oldest colonial buildings still standing in South America.

Mysterious and ancient carved standing stones.

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

This beautiful example of neoclassical architecture is one of Uruguay's most treasured cultural gems.

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

An epic sculpture depicting a wagon and straining oxen.

Abandoned bull fighting ring, slowly falling apart in Uruguay.

Constructed on the ruins of a convent, this tower saved countless lives.

The final resting place of the liberator of Argentina is guarded around the clock by two soldiers.

With its vast selection of books, comics, and records, this nearly 70-year-old open-air market always rewards the patient browser.

A memorial to the victims of Argentina's "Dirty War."

A vibrant street away from the typical tourist track, lined with colorful, mosaic-covered houses.

A grotto replicating one of the world's most famed Marian apparitions sits across the ocean from the original.

A replica of a beloved, delicately-balanced granite boulder.

This colossal structure and its accompanying angel often play tricks on the eyes.

Massive rock sculptures formed during the time of the dinosaurs still stand undisturbed.

Trash-filled shrines to an unofficial saint known for her endless breast milk dot the highways of Argentina.