A statue of the legendary Celtic warrior queen who fought the Roman invaders stands in one of the cities she once destroyed.

Tucked away in the Tower of London is the weapon once used to execute high-profile prisoners.

A domino effect created with Britain’s iconic telephone boxes.

The library houses an incredible collection of some of the world's most impressive books and manuscripts.

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

A plaque hangs near the execution place of the Scottish Independence leader famously depicted in "Braveheart."

A naturally mummified 2,000-year-old man.

The London pub overlooks where the Mayflower was moored before setting sail for the New World.

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

This massive collection of British military artifacts includes the heartbreaking personal letters of the men in the trenches of WWI.

Scattered throughout London are ancient remnants of the city's former bounding wall.

An unusual round church in London with a Templar past.

Eighty million natural history specimens call this gargantuan museum home.

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

One of the few remaining casualties of the London Blitz, this destroyed church has become an enchanting public garden.

London's creepiest cemetery was once the site of dueling magicians and mobs of stake-carrying vampire hunters.

The world's largest second-hand graces a clock surrounded by constantly changing flower beds. 

This statue pays tribute to the iconic musician in the place where he recorded his final studio album.

Da Vinci's equestrian statue, 500 years in the making.

Milan's duomo is covered in beautiful carving including a curious "dinosaur-like" beast.

This museum is dedicated to the most famous Irish writers in history.

These imposing walls and towers look more like the ruins of a fortress than a monastery.

This ancient Irish tower could easily have stood in for Rapunzel's prison.

The ruins of a medieval monastery named after a type of tree.