A gruesome and mysterious ancient sculpture of a pagan deity from the Roman occupation of Celtic Britain.

These mysterious Viking chess pieces spent centuries hidden on a remote Scottish island.

This intriguing Bronze Age artifact spent centuries hidden within a Welsh faerie hill.

The "lost friend” is the most famous of the six moai statues that were removed from Easter Island.

The bronze uniforms commemorate the vital role of women during World War II.

Giant, friendly pelicans in Central London, the most unlikely of places.

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

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

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

A unique tribute to the millions of animals who served and died for the British military.

London's last remaining public soapbox site has seen speeches from Karl Marx, Vladmir Lenin, and George Orwell.

An eccentric Victorian aristocrat's enormous collection of medieval armor and weapons from around the world.

A commemorative plaque at the door pays tribute to an "American Patriot" known for his betrayal.

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

Legend says these colorful, invasive residents are the descendants of birds released by Jimi Hendrix.

The rose garden in Regent's Park where Pongo and Perdita met for the first time in Disney's "101 Dalmatians."

This studio was home to David Bowie's first single, even if it did turn away the Beatles.

An agreement meant to honor the Duke of Buckingham led to this unusually-named passageway near Charing Cross.

The medieval woodcut-style artwork chronicles life in medieval London.

An unusual ode to the late Irish playwright, complete with a squiggly bust and coffin-shaped bench.

London's smallest police station is barely the size of a phone booth.

A mysterious shape catches the eye in this 16th-century painting.

The television series' iconic giant foot was borrowed from this classical painting.

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