Under the streets of La Rochelle, a former wartime bunker holds some surprising secrets.

A massive base for the Nazis' most formidable weapon in the Atlantic.

No one knows the story behind the mysterious feline perched on this rooftop.

A medieval house adorned with enigmatic carvings, including one of a man displaying his masculine attributes.

The largest crypt ever constructed in France was built in the 11th century on an ancient Druid sacred site.

The famous winding walk at Chartres is surrounded in mystery and myth.

For years, the remains of this ancient Roman fortress were hidden under an orchard.

The house that birthed The Old Man and The Sea is now a museum devoted to the old man who wrote it.

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.

When the Cuban government seized a Trader Vic's franchise, they unknowingly led to its preservation.

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

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

The largest masonic lodge in Cuba.

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

No one knows the meaning behind this giant sculpture of a nude woman with a fork riding a rooster in Havana.

This statue in Plaza San Francisco commemorates a beloved figure from 1950s Havana.

Standing in this historic plaza is a statue representing one of Cuba's most iconic literary characters.

A colossal statue with a controversial past, forgotten for more than 30 years.

The enormous smoke hides within a little known, semi-secret exhibit inside Havana’s Morro Castle Historic Park.

Neo-cave art on the macro scale.

Besides being home to cave paintings and pre-Columbian Cuban archaeological remains, you get to take a boat through this stalactite and stalagmite covered cave.

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

A nuclear power plant abandoned along with an international allegience.

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