This burial pyramid in central Ireland is thousands of miles and thousands of years away from its Egyptian inspiration.

This modest plaza in Moneygall, Ireland has cashed in on its distant connection to the U.S. president.

It's said this geological anomaly was caused when the Devil took a bite out of the Irish mountainside.

The largest stone circle in Ireland.

An unusual manor of stunning beauty, born out of a crippling disease.

At the time of its construction, this hydroelectric power plant was the largest in the world.

A lover's walk between hilltop towns, decorated with graffiti love notes.

This tiny chapel withstood a massive mudslide and flash flood.

This amazing medieval fortress stands atop a promontory along the famous Cinque Terre.

A local student's chance encounter with Keith Haring led to the creation of one of Europe's largest murals.

Five candy-colored villages on the Italian Riviera.

The bomb-ravaged remains of of a colossal Neptune.

Next to the Leaning Tower of Pisa is a cemetery home to ancient sarcophagi and disturbing murals.

Anatomical cabinet holds unexpected treasures.