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

Abandoned bull fighting ring, slowly falling apart in Uruguay.

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

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

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

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

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

You have to know where to look in this rather ordinary-looking square to find hints of its past as a dissidents' cemetery.

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

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

A pocket of Buenos Aires with an unusually high concentration of psychotherapists.

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

The house of a former Argentinian president stands protected within a large glass case.

This plaza at the end of the world teems with monumental tributes to a problematic history, and laser discs.

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

Bible stories are brought to life with gloriously cartoonish kitsch in this South American theme park.

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

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

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

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

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

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

A gateway to a mysterious network of underground tunnels.

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