This unusual statue overlooking the Royal Mile has an interesting backstory.

This obscure walkway links Edinburgh’s Old Town with one of the city's prime vantage points.

This ordinary street was made infamous by a legendary visit from the devil.

Copenhagen's "other" little mermaid marks the historic location of past sea maid sightings.

An unconventional and naturalistic sculpture depicting the artist marking his territory on an exterior faculty wall.

A little sculpture with a large wardrobe.

Brussels' favorite peeing boy has a sister.

A church filled with the bones of hundreds of virgins martyrs—or so they say.

The bones of the Biblical Magi traveled to Constantinople and Milan before landing in their current home inside an elaborate golden reliquary in the Cologne Cathedral.

This oddly shaped boulder in Paris is rumored to be cursed.

A Pythagorean funhouse that tries, successfully, to prove that math is the coolest thing ever.

This monument to a veteran of the Mexican-American War is one of only two in Manhattan that serve as an actual mausoleum.

This stone in Lake Geneva was once the reference point used to determine altitude in Switzerland.

One of the most historical literary characters continues to stroll his hometown.

The "beautiful" equation predicting the movement of all electromagnetic particles is engraved in front of Newton's tomb.

Originally meant to hold a statue of King William IV, this support sat empty for years. Today, it hosts a rotating cast of public artwork.

One of downtown Berlin's last reminders of its Communist past.

The site of the famous Nazi book burning campaign of 1933 remembers its "Night of Shame".

Cold war icon and onetime "hole" in the iron curtain.

These gigantic skeletons tower over visitors and provide insight into the creatures that once ruled over Ireland.

Dublin's "Dead Zoo" serves as a window to Victorian museum design.

The gorgeous library at Trinity College is home to remarkable treasures of Irish identity.

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

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