This magnificently macabre shield shows the power of chivalrous love in medieval times.

This intriguing Bronze Age artifact spent centuries hidden within a Welsh faerie hill.

This ornate Victorian marketplace was the setting for Diagon Alley and the Leaky Cauldron in the Harry Potter films.

Perhaps the only prehistoric monument with its very own public bus stop.

This mosaic dedicated to John Lennon was tended for years by a Beatles super-fan.

The world's largest collection of witchcraft regalia.

It is said the legendary wizard once lived in this sea cave beneath Tintagel Castle.

Part museum, part piece of Arthurian-inspired history, this stately hall attracts King Arthur fans from miles away.

A fantastic castle rumored to be the birthplace of King Arthur.

A memorial to the British politician who spearheaded the National Health Service.

The enormous earthwork sculpture honors the ponies that lived and worked in the old colliery.

A series of abstract, silly sculptures represent the works of a great modern classical composer.

An "inside out" building in the historical center of Paris, featuring Europe’s largest modern art museum.

An abandoned 1970s theme park that has been turned into a space for waterfront walking.

A fantastic place to see murals, and an important location in the history of Toronto's legal street art scene.

This former Welsh metal factory is now a lovely abandoned relic but was once one of the industry's world leaders.

Macabre astrological automaton clock dating to the late 1400s.

One of Antoni Gaudí's most classic buildings is well-known for its "dragon-back" design.

The painting on an aptly named street honors the 1980s slasher movie.

A real-life Professor Snape once taught in this Welsh university building, which students of course nicknamed “Hogwarts.”

Breathtaking and huge 430 year old maps of Italy.

Pompeii's less famous neighbor is still revealing her secrets.

The once forbidden "secret cabinet" of erotic art from excavations of Pompeii and Herculaneum.

An expansive complex of subterranean tunnels is all that remains of one of Europe's most formidable medieval fortresses.