Famously misunderstood wonder of the ancient world

The heads of two giant mythological water horses honor Scotland's horselord past.

The final resting place of soldiers' loyal canine companions.

A six-ton wedding present for the King of the Scots.

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

A sweet symbol marks the place where torturous executions were once carried out.

This abandoned coliseum was intended to be a grand Nazi rallying ground before it was halted at the end of the war.

When a medieval fire claimed the original St. Stephen’s Cathedral, it sparked a pattern of unquenchable organ building.

Birthplace of the "Cat in the Cradle" and a cluster of iconic, original windmills that let the Dutch tame the seas.

Tiny castle in the middle of the Rhine made you pay to pass.

Legendary site where an evil bishop was devoured by rodents.

Sitting in the basement of a castle, the largest wine barrel in the world is bigger than most apartments.

There has been an astronomical clock on this spot since the 14th century.

A copy of the Statue of Liberty greets visitors to the birthplace of Auguste Bartholdi.

This open air archeological site houses almost as much wildlife as it does classical religious artifacts.

Monasteries on rock pillars, once accessible only by frayed ropes.

The hallucinogenic center of the ancient world.

This legendary city has been a tourist attraction for centuries.

What once sat in the world’s spotlight is today a largely disused ghost complex.

This ancient Greek place of assembly and marketplace is being revealed layer by layer below the modern Athens cityscape.

A 2,000-year-old computer demonstrates remarkable engineering and astronomical precision.

A Parisian cemetery where the elite and artistic are interred beneath an eccentric collection of tombs.

The very center of Paris is surrounded by a bevy of strange good luck rituals.

An "inside out" building in the historical center of Paris, featuring Europe’s largest modern art museum.