This kitschy tavern is also home to rare early editions of "Treasure Island."

Collection of fossils, plants, and ancient animals encased in amber.

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

His music once banned in Communist Cuba, John Lennon is now immortalized in bronze by Castro, who considers Lennon a "fellow dreamer."

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

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

A colorful narrow alley in Cuba is full of street art and sculptures made of found objects.

In terms of history and architecture, this is one of the most remarkable cemeteries in the world.

A Cuban artist reclaimed his impoverished neighborhood as a dreamy folk art kingdom.

Every equinox this Maya pyramid puts on a spooky ancient light show.

No telescopes, no power, no gift shop: The Observatory of Chichen Itza, one of the world's oldest observatories, takes astronomy back to basics.

An easy-to-miss garden in Boston's North End honors the mother of JFK and others who lost children in WWII.

A former waterfront market is now in the center of town due to some interesting Boston engineering.

An enormous, inside-out glass globe built in 1935.

This isn't your average roadway—it's actually a National Park and a transportation pioneer.

Forget Hollywood, one of the biggest stars in the world can be found in Roanoke, Virginia.

Outsider art meets paleontology at this roadside reptile repository.

The haunting "Hell House Altar" is one of the few remnants of an abandoned college that has been a magnet for local legends.

This state park was once an important Native American cermonial center.

One street divides a single town that stands in two U.S. states.

Heron, whitewater rapids, and urban industrialism all add to the beauty of this concrete nature walk.

Pensacola's UFO home has withstood many hurricanes—just as the experimental 1960s design intended.

World's first "penitentiary," meant to be humane, drove men insane.