Six ravens are kept captive (but well-fed) at the Tower of London to prevent the fall of the Crown.

The watery entrance for condemned prisoners heading to the Tower of London is still visible along the Thames.

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

Pop culture has helped to keep this iconic British building from being destroyed.

An artistic tribute to the famous singer, just around the corner from where he was born.

The final resting place to 300 Victorian-era pets hides inside the city park.

A 2000-year-old Roman amphitheater lies just below Guildhall Yard.

This London pub hides a peculiar secret: a recreation of the rooms shared at 221b Baker Street by Sherlock Holmes and Dr. Watson.

The popularity of Sherlock Holmes led to the creation of his fictional address, turning the orderly London street numbers askew.

All that remains of the only English cathedral destroyed in the Protestant Reformation.

An essential stop before plundering, BYO Cutlass.

The wooden telephone box hidden away in London's Piccadilly was the original prototype of the iconic kiosk.

The rotting skeleton of a shoreside fun fair that was destroyed by fire and storms still haunts the Brighton ocean view.

Don't be fooled by this fake medieval facade even if it is almost 300 years old.

A statue marks the exact spot where The Boy Who Never Grows Up made his first literary appearance.

After nearly 60 years, there's still a bear at Paddington Station looking for help.

The first archaeological site discovered by aerial photography.

A historic London pub with prison cells in the cellar and a "spy room" on the second floor.

A tongue-in-cheek arcade where the games are based on everyday life.

A clock designed to run with perfect accuracy for 10,000 years.

The curios of pharmacist and collector Henry Wellcome.

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

A preserved block of timber buildings from the city's industrial era in the Middle Ages.

Every hour on the hour a naked heroine and her leering foil appear from this giant cuckoo clock.