Budapest's Communist-era statues, banished to the suburbs.

The final resting place of the author who gave us the Little Mermaid, the Ugly Duckling, and many more beloved fairy tales.

Danish tourist destination well known for open stalls where vendors sell marijuana on the street.

In downtown Oslo, a menacing and terrifying relief clings to a church wall.

Long before ultrasounds and modern testing, medical specimens like these conjoined twins helped physicians learn about congenital anomalies.

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

This is the largest cemetery in Ireland and the first cemetery museum in the world.

This permanent collection of preserved bodies taken from Irish bogs is one of the leading authorities on such morbid mummies.

An unassuming historical marker for an iron age fort leads you to an oddly adorned cemetery for unbaptized children.

A restaurant with an extensive Irish whiskey bar also has several first editions of famous works by Irish authors.

The video game-themed street art first popped up in the French city.

An enigmatic monument to the Irish revolutionary who plotted an uprising against British rule.

This supermarket offers shoppers a window into the past alongside their groceries.

A guitar mounted on a wall in Temple Bar honors the Irish musician.

A Hungarian optometrist's charming collection of Asian art and curiosities.

Some of the greatest minds in the history of Hungarian art and science converged in this café.

According to the local legend, these boys and ducks were turned to stone by an angered water goblin.

Festival of Perpetual Life and Rebirth.

Once used to protect important Roman trade routes.

A striking 500-year-old mansion provides an unexpectedly sublime home for live deer and a menagerie of exotic stuffed animals.

The block of aged dairy is probably still edible after 2,300 years in a peat bog.

This colorful and fiery mural depicts the Irish folk story of the beloved hero Cuchulain.

The house where the writer spent his formative years.

From Austrians to Nazis to Soviets, this historic Budapest fortress has a history as complex as the city itself.