The little-known second castle that William the Conqueror built in York.

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

The lasting remains of a bygone era of open-air meat markets.

The most loyal of little dogs, or a Victorian era publicity stunt?

The taxidermy remains of the first mammal ever cloned from an adult cell are on display in Edinburgh.

There are plenty of wonderful panoramic vistas in Edinburgh, but not many are hidden smack in the middle of the Old Town.

Dedicated to the Father of the British Fire Service.

This Roman relic was discovered in Scotland by a mudlarking ferryman.

The 20th-century chapel’s intricate woodwork includes amazing details, most notably angels playing bagpipes.

A bronze statue of a low three-legged seat commemorates a piece of furniture that started a riot.

Near the former site of numerous witch burnings, this lavish Edinburgh mainstay pays homage to Scotland's brutal history.

This cannonball embedded in the side of an Edinburgh house once served a surprisingly pedestrian purpose.

A six-ton wedding present for the King of the Scots.

The final resting place of soldiers' loyal canine companions.

Overlooked by many, the two famous Scottish warriors guard the main gate of Edinburgh Castle.

The fountain marks the area where hundreds of accused witches were burned at the stake.

Small sculpted heads of prominent phrenologists mark the outside of their former headquarters.

A labyrinthine network of chambers with a storied past hides below Edinburgh's South Bridge.

A sweet symbol marks the place where torturous executions were once carried out.

A quartet of brightly colored mythical beasts stand sentry at this gateway.

Touching this 18th-century Scottish philosopher’s toe allegedly conjures good fortune.

The National Railway Museum in York is the largest railway museum in the world, attracting almost 1 million visitors per year.

Makers and sellers of the original and finest York Ghosts.

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