A theatre built to house the rowdy Oxford graduation ceremonies became the stage for a debate about God's existence.

This artist's home turned gallery/museum preserves the creator's love of "Eastern" influences.

The curios of pharmacist and collector Henry Wellcome.

Famously misunderstood wonder of the ancient world

One of England's most famous churches hides a pair of little known architectural treasures.

This skewed English house has looked like it's going to fall over for centuries.

This shop and gallery is a modern-day cabinet of curiosities, unassumingly positioned along an urban thoroughfare.

The only university zoological museum in London houses extinct animals, bizarre natural history specimens, and a Micrarium of microscopic creatures.

Ancient Egyptian wigs, South American feather headdresses, a bounty of anthropological artifacts in Oxford.

Decrepit Victorian public lift is a white-knuckle ride.

This Nazi ruin was the site where Hitler was almost blown up by a suitcase bomb.

The silly symbol for an underground protest group is now scattered around the city.

Museum dedicated to "the man who moved the Earth."

One of the largest amphitheaters in Europe is a former Nazi gathering place that still stands today.

The former Nazi concentration camp stands as a museum to remember this dark chapter in European history.

This natural crater along the coast of Jersey may take its name from the devil statues who have watched over it.

A former fisherman's hut deemed too small for habitation is now a delightful tourist draw.

This Welsh village gave itself a ridiculous name in a publicity stunt a century ahead of its time.

Gaudí's famously flamboyant architectural style is on full display in this sprawling park and garden.

France's high-tech, future-themed amusement park.

An underground city of ancient quarry tunnels hid thousands of Allied soldiers in WWI.

This Paris art space celebrates the creativity and ingenuity that springs from abject poverty, especially in Africa.

The former home of France's controversial pop maestro is almost completely covered in ever-changing tributes and graffiti.

This little-known relic crypt holds stolen parts of a Roman Empress.