The airport was once a Civil War battleground, and the earthwork defenses can still be seen today.

This whimsical castle of grottoes was the labor of love of a French postman, and one of the greatest achievements of outsider architecture.

Not quite the menace it once was, this monster still has some chops.

This life-size replica of the Statue of Liberty's flame is also a tribute to Princess Diana by default.

This statue was given to France by the United States to commemorate the centennial of the French Revolution.

An expansive complex of subterranean tunnels is all that remains of one of Europe's most formidable medieval fortresses.

A museum dedicated to the history and exploration of both popular music and science fiction.

Home of modern dancer famously strangled by her own scarf.

This lovely, if imposing, piece of Canadian gothic is possibly the most photographed hotel in the world.

An ever-evolving wall of graffiti art off East Liberty Street.

Trade in that pesky human soul for cold-hard circuits.

The former Nazi concentration camp stands as a museum to remember this dark chapter in European history.

An underground city of salt.

Polish luminaries and masterful folk art find sanctuary in this unique cemetery.

Stockholm's decidedly unique public transit system has doubled as the world's longest art gallery for decades.

One man's exploration of the human form, including the bizarre and delightful "Man Attacked by Babies."

Norway's oldest cathedral still in use.

The design of this beautifully crafted building was inspired by Norwegian glaciers.

A French library that makes sure its love of books is writ large... giant in fact.

Crumbling remnant of Rio's colonial past tucked behind Corcovado mountain in the neighborhood of Cosme Velho.

There are no crying babies in this neck of the woods.

Réunion Island's highest point is a 2 million-year-old volcano and a paraglider's paradise.

The once highest point in China blends symbolic design with a kick of adrenaline.

An out-of-place slice of France, smack in the middle of Shanghai.