This enchanting 600-year-old tree is so magical it inspired the beloved tale of Pinocchio.

A large grotto built in the 16th century amidst Florence's famous Boboli gardens.

The graveyard is filled with beautiful funerary art and boasts breathtaking views of Florence.

Drink wine handed out through a window as part of an age-old tradition.

This real life asylum of horrors is now an abandoned ruin that hides the unbreakable code to one patient's insanity.

A dismembered holy head stares out from her beautiful reliquary at the St. Dominic Basilica.

Medieval torture techniques with a modern conscience.

Five candy-colored villages on the Italian Riviera.

Frequent fliers welcome in this airplane hotel.

A nightly tradition fills the streets of Flogsta with a collective scream.

Said to be one of Sweden's most haunted places, this vicarage once even attracted a ghost-busting priest.

This collection of 80 polarizing foods aims to challenge your subjective notions of repulsion.

Stockholm's deepest subway station is also a stunning ecological wonder.

This chimerical bridge/tunnel appears to dead end right into the sea.

Crooked windswept pines give this old forest an enchanted and magical look.

It is said that each of the white stones in the red facade of this medieval house represents the head of a murdered Swedish noble.

From Coke II to Google Glass, this exhibit features some of the most spectacular commercial flops.

Street artists transformed this abandoned industrial neighborhood into one of Europe's largest graffiti exhibitions.

Now a hotel, this former bank was the site of a robbery that spawned a psychological phenomenon.

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

A fitting attraction for the corn capital of the world.

The deserted railroad town had a last gasp as a ghost town attraction before being abandoned for good.

A six-ton, 12-foot-tall concrete prairie dog is touted as the largest in the world.

A rancher expanding a natural spring for his cattle came up with bones – lots and lots of them.