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

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

Largest lake in Great Britain measured by surface area.

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

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

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

These official units of measurement—including chains and perches—lie hidden beneath tourists' feet in a popular London hub.

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

Once thought to be the mysterious work of a witchy prophetess, a well with unusual properties turns objects into "stone".

It is said the legendary wizard once lived in this sea cave beneath Tintagel Castle.

The largest greenhouse in the world is home to over one million types of plants.

The gloomy ruins that inspired Bram Stoker to bring Dracula to life.

A unique waterfall that some believe attracts the fairfolk.

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

A fantastic castle rumored to be the birthplace of King Arthur.

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.

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

Northern Ireland's Brobdingnagian stepping stones.

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

The world's largest collection of witchcraft regalia.

Famously misunderstood wonder of the ancient world

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

Eighty million natural history specimens call this gargantuan museum home.