Catacombs turned marketplace.

This 47-story "M" needed 20 years to be completed

Follow lines from a W.B. Yeats poem through interconnecting gardens designed to appeal to each of your senses.

A rocky Irish outcropping with a history of wealth, conflict, and ruin.

In Rome’s Jewish ghetto, a 200-year-old bakery still makes the neighborhood’s historic sweets.

The spot where the fascist dictator made some of his most famous speeches including declaring war on Britain and France.

The yawning maw of this pagan visage is said to bite off the hands of liars.

Rome’s legendary peephole vista is also a former Crusader stronghold.

A master of trompe-l'oeil creates a stunning, tourist-fooling dome out of a flat ceiling.

Hundreds of lucky felines haunt the ruins where Caesar was murdered.

The crypts of Capuchin friars decorated with the bones of over 4,000 friars, including an entire "crypt of pelvises."

This one-of-a-kind Roman arch is not actually dedicated to the god Janus.

Romans decided this 16th-century "talking statue" was so ugly, they named it after a primate.

A detailed pachyderm supports Rome's smallest Egyptian obelisk.

This curious, round temple is the oldest still-standing marble building in Rome.

A Nesting Doll of Churches.

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

A teddy bear sits on a chair watching the sunset from the mountaintop—just as the late Dan Clancy had done since childhood.

Ancient Bronze Age rampart that was used into the middle ages.

This Neolithic passage tomb forms part of a World Heritage Site.

This neon landmark has been posing this deadpan question to follicly-challenged Dubliners for over 50 years.

The severed head of a 17th-century Irish martyr lies within an intricate golden shrine.

This 5,300-year-old tomb with mysterious carvings crowns an Irish mountain.

A corkscrew-shaped barn in Ireland.