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

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

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

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

Xul Solar was an artist of alternate worlds, inventor of languages, and dreamer of utopias.

A pocket of serenity in hectic Buenos Aires, complete with a peaceful courtyard and massive library.

The humble tomb of an Argentine general, hand-built by his son using stones brought down from the Andes.

Buenos Aires' city of the dead contains some very famous remains, including Eva Perón.

A beautiful young girl said to have been buried alive in her coffin…

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

This historic, palatial theater is now one of the world’s most beautiful bookstores.

A gateway to a mysterious network of underground tunnels.

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

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

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

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

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

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

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

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

Pablo Neruda's custom-built lover's nest was made to remind him of the sea and named after his mistress' hair.

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

The hauntingly beautiful interior of a church almost destroyed by protestors’ fire.

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