Of the many chalices in the running for the Holy Grail, this one in Valencia Cathedral sure looks the part.

This massive fiberglass Gulliver turns every visitor into a Lilliputian.

This amazing example of Valencian Art Nouveau looks more like a cathedral than a public market.

This house's itty bitty size means no humans allowed.

A daily pyrotechnic celebration marks a beloved tradition during Valencia's festival season.

An ancient rogue artist community hidden next to one of the world's most glitzy and glamorous cities.

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

The location of the last witch trials of Italy, known as "The Salem of Europe."

Eyam took steps to quarantine themselves and keep the plague from spreading.

This single-track road rewards brave drivers with stunning Scottish scenery.

A master of trompe-l'oeil creates a stunning, tourist-fooling dome out of a flat ceiling.

The Bauhaus-style former industrial complex is considered the world's most beautiful coal mine.

A town wears its heart on the sleeve of a smiling girl, arms flung wide open in a cheerful greeting for all who encounter her.

A nearly 500-year-old sculpture depicts a man eating a sack of babies, and no one is sure why.

This medieval castle was painted pink as part of a now-abandoned children's theme park.

A hidden three-foot-wide house separates these two regal churches.

A geological wonder shrouded in myth.

This grisly effigy displays an early Christian martyr who was skinned alive and beheaded.

This ancient amphitheater was restored in the early 1990s.

This astonishingly geometric cave has inspired everyone from Jules Verne to Pink Floyd.

One of the most beautiful bookstores in the world hides a neo-Gothic interior behind an art nouveau facade.

An ancient fortification lives on in this Chinese city.

The former headquarters of history's oldest megacorporation.

This small church was constructed over the ruins of three temples dating to the Roman Republic.