See what remains of a once grand ancient Roman circus.

A genius of the art of juggling is buried here.

Small sculpted heads of prominent phrenologists mark the outside of their former headquarters.

For more than a century, revolutionary graffiti has marked the wall of a Parisian church.

One of Ireland's lesser-known megalithic structures.

This sculpture encompasses the emotion of rail travel.

Soon after its unveiling, this giant inverted globe sparked controversy and was vandalized.

A miniature replica of the canine that became the logo for a large recording company.

This museum offers a glimpse into early 20th-century Glasgow life.

The ruins of a sixth-century monastery sit on the banks of the River Shannon.

Horse cemetery on the grounds of Blarney Castle.

A melancholy jester sits on the grave of a famous 20th-century ballet dancer and choreographer.

Executions were once held near this beautiful 18th-century fountain.

Metal horses galloping through a London fountain provide a link to the city's past.

Near the site where the English Archbishop was born, you can find an emblem in the shape of a pilgrim's badge.

A recreation of a sign that Charles Dickens used to see on his walk home.

Once overlooking the town, this church now resides on a permanent tilt.

Statues portraying anatomical deformities were placed in this garden to foster ethical behavior.

The walls of this tiny Italian church are entirely covered with frescoes.

Once an early Christian burial site, it's believed the location was home to around 200 gravestones.

This small memorial honors a ferocious feline and local hero.

Edinburgh’s version of the Sistine Chapel is this former church, with an interior covered in paintings done by one woman over the course of nearly a decade.

This life-size monument honors the legacy of a famous literary feline.

Inside a London bookstore, a fireplace that once belonged to the illustrator responsible for a famous set of tarot cards.