Seven centuries ago, its holy door opened for a forgiveness procession ritual that was later "copied" by the formal Catholic Jubilee.

These pillars at the main entrance of this church are actually a hidden musical instrument.

According to a local legend, this bridge was constructed by an astrologer with the help of the devil.

A medieval fountain lined with 99 unique stone faces whose origins and meaning remain unknown.

This Italian ski resort rose to fame when Benito Mussolini was held prisoner there and then rescued by the SS.

What looks like a link in Gondor's early warning system is actually a centuries-old Italian fortress.

One of the most powerful religious centers in the Middle Ages, dubbed the founder of Western monasticism.

At 929 pounds and 26 feet tall, this stainless steel fork can only be used by the likes of King Kong.

This statue pays tribute to the iconic musician in the place where he recorded his final studio album.

An ancient theatre in the "little Rome of the Alps."

This winding road through an Italian canyon may be the most scenic drive in the world.

This centuries-old Italian chapel hangs midway down a sheer cliffside.

Italy's curious field of mud volcanoes is named for being both gross AND salty.

This tiny chapel withstood a massive mudslide and flash flood.

Five candy-colored villages on the Italian Riviera.

The remains of a majestic house that was once stood in the crosshairs of the Irish Republican Army.

A moody and picturesque riverside ruin overgrown with vegetation.

At this cozy bar tucked down a hidden Galway backroad, Guinness makes the Gaelic come out.

Originally built to monitor fishing, this Victorian tower now educates visitors about the local salmon industry.

Despite the name, this 16th-century structure in Galway wasn't built by the Spanish.

When a massive landslide hit one of the world's tallest dams it created a tragic environmental disaster.

The 1,000-year-old abbey is the birthplace of modern musical notation.

Numerous stone coffins from different centuries, lined up in a sixth century basilica.

Eighteen mummies have stood guard behind the altar of this tiny church since 1833.