Legend says this mysterious stone head belongs to a woman who was petrified by an alchemist.

This 170-year-old Swiss guesthouse built into the side of a mountain is best accessed by a cable car.

You can only access this hermitage by crawling under a ledge suspended above an overhang.

Inside this church are the alleged remains of the patron saint of lovers, epileptics, and beekeepers.

This precariously perched fortress was once ruled by a crow-worshipping baron.

The watery entrance for condemned prisoners heading to the Tower of London is still visible along the Thames.

This church houses the “incorrupt” body of its founding Bishop.

This domed temple was built in a hidden cave mouth as a refuge for sinners seeking absolution.

Six ravens are kept captive (but well-fed) at the Tower of London to prevent the fall of the Crown.

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

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

Famous landmarks and structures from across Italy fill this miniature park.

A founding document of the European Union was written on an island where Roman emperors once banished women.

Claude Monet immortalized this medieval bridge in two of his paintings.

According to the local folklore, the myriad colors of this lake are the result of a lovelorn wizard's blunder.

A small Byzantine church lost in the middle of the mountains of southern Italy.

This Torino museum honors a soldier who kept the city safe using barrels of exploding gunpowder, losing his life in the process.

The sunlight passing through the opening of this huge cave system creates a magical effect.

Sleep amongst an abundance of art from the modern era.

The incorrupt tongue of the patron saint of lost things is venerated in this basilica.

The mountaintop inspiration for Umberto Eco's "The Name of the Rose."

A unique form of erosion created an uncanny landscape of boulders perched atop slender columns of clay.

In a city that boasts four separate inclined cable railways, this is one of the busiest funicular lines in the world.

A collection of grotesques lines the walls of this Italian villa.