The bones of two medieval royal lions were discovered at the historic fortress.

This once-controversial and slightly confusing statue of Achilles was built out of captured cannons.

Since 1768, the pillar at Guildhall Market in Bath has been a hub of economic transactions.

The accidental discovery of this gilt bronze head led archaeologists to find the Roman Baths in the city of Bath

England's oldest surviving hedge maze has been confusing visitors for over 300 years.

The world's largest grapevine has produced a delicious harvest at Hampton Court Palace for almost 250 years.

In 2013, historians discovered a hidden room devoted to the art of making royals' hot chocolate.

Murals of the wild parties once held on the frozen River Thames.

The last remaining example of the boatmen's perches that once dotted the south bank of the Thames.

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

One of the few remaining examples of 19th-century London’s attempt to clean up its reputation.

A mysterious suspended hand greets unsuspecting visitors at the Tower of London.

Graffiti from the 16th and 17th centuries cover the walls of this part of the Tower of London.

Where condemned pirates met their grisly end at the gallows on the River Thames.

This open-air mosaic gallery honoring an English artist took hundreds of volunteers more than seven years to create.

This striking statue brings a scene from the African savannah into central London.

The niches over the western entrance of Westminster Abbey honor individuals from the 20th century who gave their lives for their Christian beliefs.

At almost 1,000 years old, this is the oldest known door in all of Britain.

Indents in the pavement are all that remain from a grisly death machine in Paris.

The tomb of history's greatest potato promoter is surrounded by tubers.

Stripes of human ashes cover a back lawn in the most sought-after burial grounds in Paris.

Known as the "Dodo Manège," this carousel features a herd of animals that have disappeared—or may be gone soon.

This demon atop the Notre-Dame de Paris looks utterly bored.

This charming cobbled backstreet is the most Instagramable street in Paris, much to the residents' annoyance.