Famously misunderstood wonder of the ancient world

The largest stone circle in the world has ended up bringing up more questions than it has answered.

In the ruins of Glastonbury Abbey lies the alleged resting place of the legendary king.

An architectural oddity hides in plain sight on this iconic London bridge.

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

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

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

Richard III supposedly disposed of his nephews' bodies here in an effort to seal his claim to the throne.

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

This legendary stone is of unknown origin, and throughout history has been a literal touchstone for British leaders.

An unusual round church in London with a Templar past.

This enormous "cloth of the conquest" depicts the Norman invasion of England in mind-blowing detail.

Elaborately carved to showcase the glorious wealth that the age of exploration brought to the Portuguese empire.

A king's pet, a pope's gift, an artist's inspiration, and a tragic shipwreck.

This historic island prison holds one of the dungeons from the Count of Monte Cristo even though it is a work of fiction.

Five candy-colored villages on the Italian Riviera.

Mysterious tombstones thought to be remnants of Atlantis.

Napoleon's childhood home is now open for people to explore the beginnings of France's short general.

An abandoned set from the 1980 film "Popeye," claimed and repurposed as a theme park by creative locals.

A vista of the city and sea from atop the little-known viewing deck on an unassuming Columbus statue.

The iconic boulevard is the perfect place to catch sight of a bicycling skeleton, a levitating Satan, or a chef with his head stuck in a pizza.

The 2,000-year-old Roman columns are hidden within Barcelona's Gothic Quarter.

Gaze upon chocolate sculptures depicting everything from chariot races to Gaudí's famous church at this shrine to sweets.

Gaudí's famously flamboyant architectural style is on full display in this sprawling park and garden.