Four antique Baldwin trains are kept on display in the Mal Tiempo train depot.

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.

Castro's communist ice cream mothership has been serving five-scoop "salads" for over 50 years.

An old slave lookout in Cuba's historic sugar cane fields.

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

Where layer cakes tower above one’s head and there is never a shortage of icing.

The burial place of some of Mexico's most prominent residents is full of macabre stories and hidden masonic symbols.

Diego Rivera's massive tiled fountain and failed infrastructure project.

The famous artist couple lived and worked here, in two different houses separated by a bridge.

A museum in the former home of Marxist revolutionary Leon Trotsky.

This incredible college library is a visual masterpiece of mosaic art. It also looks kind of like a giant boombox.

A small museum in the Bay of Pigs gives the Cuban perspective on the famously failed U.S. invasion.

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

The only Bahá'í house of worship in North America and one of only a handful worldwide.

Fragments of architectural wonders from around the globe are embedded in the newspaper building's walls.

This massive stained-glass masterpiece is thought to be the largest Tiffany dome in existence.

Four glass boxes hover over 1,000 feet in the air to give visitors an unparalleled view of Chicago.

Once a year in Pomuch, the dead are taken out for a cleaning.

A 11-foot former president stands on a Kosovo street that also bears his name.

A futuristic, brutalist masterpiece that is also strangely prison-like.

A fountain standing as a testament to a doomed alliance.

A marvel of Byzantine engineering under the streets of Istanbul.

Five sultans and their families rest in eternal splendor, teeming with overlooked beauty and drama.

Over the centuries, this island paradise has done it all, from providing monks with ecclesiastical respite to sheltering an exiled Leon Trotsky.