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

The red letters in the literary pavement leading to the library form a mysterious code.

Ancient human remains unearthed around the iconic monument.

Famously misunderstood wonder of the ancient world

The celebrated eyesore created by starry-eyed sweethearts.

The very center of Paris is surrounded by a bevy of strange good luck rituals.

This unchanged Victorian park is rumored to have been the inspiration behind Peter Pan's Neverland.

The quirky gift from West Berlin for the 1968 World's Fair still stands in Hemisfair Park.

This hidden sculpture garden full of Wild West art is one of San Antonio's best-kept secrets.

Two small markers remember the Alamo's feline protectors.

This tiny home built on revenge appears to be scarcely wider than a Volkswagen.

One of the only cooperatively owned bars in the nation wears its eclectic history on its walls.

A brewery warehouse which doubles as a circus bigtop.

Providing the soundtrack to the golden years of the Seattle grunge scene.

Created as a punny statement about genetic engineering this monstrous hybrid statue has become a beloved icon.

The oldest private art gallery in all of Hungary.

Built in 1870 at the bridge that connected Buda and Pest, this spectacular incline railway was almost lost forever during World War II.

The geographical center of Budapest is marked with a 10-foot-tall stylized zero.

From Austrians to Nazis to Soviets, this historic Budapest fortress has a history as complex as the city itself.

The spur that wouldn’t die.

Artistic Oasis in Industrial Ballard.

Craft liquors concocted in an old Seattle warehouse.

This graveyard contains markers and monuments dedicated to some of the darkest chapters in Washington's history.

From mining complex to industrial exhibition, this museum once played a major part in the X-Files.