Preserved behind glass, the ruins of a medieval building used to store human remains.

The commemorative stone column conceals a secret laboratory.

A Reformation-era fiery figurehead once denoted this location as a print shop.

Semaphore saints, a golden dragon's head, and a stone carved with religious warnings all call this cathedral home.

The remains of an ancient bathhouse sit inside this aptly-named pub.

The final resting place of England's most notorious bandit.

This memorial to World War II's fallen airmen shows us the movements of the stars that once guided them.

One of the shortest streets in York has an especially odd name.

Makers and sellers of the original and finest York Ghosts.

This network of narrow, medieval passages has the most delightful name.

A century-old tradition has culminated in a small but singular collection of feline effigies.

Follow the original medieval paths that wind through this intriguing section of the city.

This century-old grotesque has a mysterious history and may not actually be a rabbit.

This sculpture commemorates a naturalist and an illustrator whose work was a forerunner to modern field guides.

A stunning architectural yet functional feat, towering over Oslo.

This handsomely carved wooden church is more than 800 years old.

This record shop and unofficial black metal museum is an ode to Oslo's heaviest musical export.

The painter of "The Scream" is laid to rest under a stoic bust of himself in the humble corner of an Oslo cemetery.

Thousands of miniature bronze sculptures have taken over this city square creating a unique art installation.

An artist's mausoleum with a haunting echo.

This luxury shopping lane has been protected by its own tiny police force for over a century.

This wildly-tiled artist's palace is a living and growing account of the creator's life, loves, and labors.

A 1,215-foot tunnel transports pedestrians beneath the River Thames.

Eighty million natural history specimens call this gargantuan museum home.