A 98-room castle in the middle of Toronto that bankrupted a 19th century electricity multimillionaire.

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.

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

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

Abandoned bull fighting ring, slowly falling apart in Uruguay.

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

This eatery re-creates dishes from the Ottoman Empire so you can dine like a sultan.

A 19th-century fortress and collection of artifacts offer a tour of Saudi history.

An annual two-week festival near the city of Riyadh when Saudis let their hair down.

Nature took her revenge on the "Wickedest City in the World."

A pre-Columbian ceremonial and astronomical site built by the Taino Indians.

After the Cuban Revolution, the famous rum company had to leave their swanky headquarters behind.

A focal point of the Cuban government, this city square features one of the most iconic images in the country.

Once a favorite playground for the world's most illustrious guests, Hotel Nacional's secret weapons and bunkers reveal a more menacing side to its golden history.

A six-ton wedding present for the King of the Scots.

The most loyal of little dogs, or a Victorian era publicity stunt?

The 16th-century church has the only stained glass windows that survived the Scottish Reformation intact.

Overlooked by many, the two famous Scottish warriors guard the main gate of Edinburgh Castle.

Protecting the dead from opportunistic body snatchers.

Famously misunderstood wonder of the ancient world

The beams of the New College, Oxford dining hall come with an amazing story.

A theatre built to house the rowdy Oxford graduation ceremonies became the stage for a debate about God's existence.

This 11th century tower is said to be the oldest building in Oxford.