This Slovak bridge is known both for its connection to a national uprising and its UFO-shaped eatery.

The alley connecting two of country music’s most historic venues has a rich history of its own.

Knoxville’s architectural icon was the symbol of the 1982 World’s Fair, even catching the googly eye of Bart Simpson.

A stack of stones steeped in Irish folklore, much like the hero they're connected to, hide in plain sight.

Once the most flame resistant building in the country, the South Carolina Historical Society building was almost burnt down in a fire.

A small park on Bourbon Street features life-size bronze statues of New Orleans musicians.

The South's nickname was supposedly born at a former bank in New Orleans' French Quarter.

These 12th-century catacombs carved into a mountainside were a place of mysticism and Christian hermitages.

A small marionette collection located within the dark cellars of an 11th-century Austrian castle.

The medieval network of canals hidden underneath the city is opened to explorers each year.

The beautiful, ornate weather station is the most popular geocache in Salzburg.

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

This skeleton-filled altar piece served as a backdrop to one of the most iconic scenes in "The Sound of Music."

The townhouse where the "Blood Countess" Elizabeth Báthory started her murderous career.

Legends surround an ancient tree trunk riddled with nails for good luck.

Beautiful Austrian natural history museum with carved ceilings and row after row of ancient taxidermy.

In the fictional world of Kcymaerxthaere, standing at this site just outside Vienna, Austria, the sky would have been found beneath your feet.

This grand manse has been transformed into a museum devoted to one of the founders of Fantastic Realism.

A once-fairy tale mansion now stands in a state of disrepair.

A plaque bearing the names of those who dedicated themselves to protecting Budapest's Jewish population during World War II.

This building has survived for more than a century and remains virtually untouched.

A Trabant car, a kangaroo statue, and a plethora of plants take over this abandoned-factory-turned-bar.

A statue in Budapest's Liberty Square honors the former U.S. president's efforts to end the Cold War.

This easily overlooked memorial immortalizes the scars from the 1956 Hungarian Revolution.