Now home to a drinking establishment, this building has a macabre history.

A beautiful Greco-Roman structure houses a well once believed to have healing powers.

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

These tiny effigies are believed to represent victims of Edinburgh’s notorious Anatomy Murders.

The only statue of a royal mistress in all of London.

A statue honoring a preeminent 19th-century dandy and important figure of men’s fashion.

The (fictional) address of Sweeney Todd's bloody barbershop.

A pair of club-wielding guardians stand watch over London's first public clock to feature a minute hand.

A statue of the original Pearly King is hidden in a church's crypt.

An ornate and disused early 20th-century building has been given new life as a fully operational structure, complete with offices, oyster bar, and a furniture retailer.

Heralded as the oldest statue in London.

The pockmarks across the building's facade are remnants of the Blitz.

At the top of the hour, figures of the London department store's two co-founders emerge and bow to each other.

This pub boasts a curious history and may have inspired a Dickens character.

The Tudor-style cottage in the middle of the square is not quite what it seems.

An eccentric 18th century naval officer built a ship's quarterdeck on his roof, the inspiration for Mary Poppins's "Admiral Boom."

Never actually a tree at all, this spot was the site of London's public hangings for nearly 600 years.

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

A labyrinth hides in plain sight at each of the city's 270 Tube stations.

This London plaque marks the spot where David Bowie's famous alien made his debut.

The sixth of London's "Magnificent Seven" cemeteries, and a source of unlikely inspiration to Beatrix Potter.

Since 1887, this old-school shop has stacked its shelves with extraordinary coffees and teas.

The Metropolitan Police refurbished the blue box (perhaps not coincidentally) the same year "Doctor Who" returned to TV screens.

Hear the quietest sound from across the dome.