This pub has roots dating back to 1430 and serves as the setting for multiple Charles Dickens stories.

This is London's smallest listed building.

This inn of the court provides a fascinating window into London’s legal and architectural history.

Its collection includes a broad array of social, geographic, graphic design, and political history.

Hidden beneath the streets of London is a secret subway that only carried mail.

A small window on Via Piella offers a lovely and rare peek at Bologna's lost canals.

Over 100 towers were built in Bologna during the Middle Ages, but only 22 survive.

A striking memorial recalls thousands of Bolognese men and women killed fighting fascists in World War II.

Legend has it this fountain built to symbolize the Pope’s power hides a strange secret concerning Neptune's manliness.

In the world's oldest university is a stunning 17th century anatomical theater carved from spruce.

Closed for decades, this strange symbol of Japan's Expo '70 has finally opened its psychedelic insides to the public.

This massive Brazilian church is built like an angular, technicolor pyramid left by Mayans from the future.

This stunning Brazilian library contains the largest collection of Portuguese texts outside of Portugal itself.

Cars mysteriously roll uphill on this street.

Numberless clock creates a meal of time for the dreaded, insectile Chronophage.

Local legend says Isaac Newton built this footbridge without any screws, bolts, or nails.

Henry VIII's forgotten castle was built by the gunpowder-obsessed king to be defended solely by cannons.

This centuries-old hotel hides a network of secret cellars and passages once used by smugglers.

One of the most breathtaking railways in Europe also takes one of the steepest climbs, from fjord to mountain plateau.

A favorite with sightseers and locals alike, this Norwegian funicular provides easy access to a stunning view of Bergen and its environs.