66,000 pieces of art, donated by one of the world's richest men.

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

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

Where sweethearts leave their love locks in the Uruguayan capital.

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

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

105-foot wide giant metallic flower blooms anew every day in the heart of Buenos Aires.

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.

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

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

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

Also known as the Blue Church, the building was consecrated to the daughter of Andrew II.

The largest fountain in Bratislava.

This Slovak bridge is known both for its connection to a national uprising and its UFO-shaped eatery.

This Slovakian statue of an emerging sewer worker might just be a bronze peeping tom.

The geographical center of Budapest is marked with a 10-foot-tall stylized zero.

A Trabant car, a kangaroo statue, and a plethora of plants take over this abandoned-factory-turned-bar.

Late at night, the bust of the "Dracula" actor was snuck onto the facade of this Budapest castle.

This hidden art nouveau gem was designed by an architect in search of a national style.

A museum dedicated to a secret military hospital hidden beneath a castle in Budapest.

From Austrians to Nazis to Soviets, this historic Budapest fortress has a history as complex as the city itself.

Built in 1870 at the bridge that connected Buda and Pest, this spectacular incline railway was almost lost forever during World War II.

This Hungarian castle was built out of cardboard and wood until it proved so popular that it got upgraded to stone.