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

Museum housed in underground tunnels that date back to Buenos Aires's earliest settlements.

The narrowest house in Buenos Aires is less than 10 feet wide.

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

A gateway to a mysterious network of underground tunnels.

A tower devoted to — and modeled after — the Divine Comedy.

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

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

The oldest café in Montevideo preserves its history as the city's bohemian hub.

The remains of Uruguayan hero José Artigas lie beneath a monument in Montevideo’s main square.

Where sweethearts leave their love locks in the Uruguayan capital.

The private collection of tile gathered by an architect over 40 years.

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

Curated with the cooperation of the passengers and their families, this museum tells the story of the 29 victims and 16 survivors of Uruguayan Air Force Flight 571.

A beautiful deserted greenhouse in the middle of a park.

A museum founded to reflect on and remember the human rights abuses under Chilean dictator Augusto Pinochet.

The ship responsible for Antarctica’s largest oil spill still lies just below the surface.

It's just another skyscraper, but it's shaped like '90s cell phone.

The site of detentions and torture under the Pinochet regime in Chile is now a memorial.

How a lunch counter in Chile became a shrine to the 42nd president of the United States

This sculpture meant to honor the bravery of the Indigenous Mapuche people of Chile proved controversial.

The geographical center of Chile is a port so depressing that it has driven men to suicide.

This museum covers 10,000 years of Pre-Columbian Latin American history.

These neon green and blue lakes are in the shadow of two huge volcanoes.