A stunning Victorian abbey and walled garden on a lakefront.

After being destroyed by IRA sympathizers, the ruins of this stately Irish manor have sat vacant for decades.

This ancient Irish religious site is covered in ancient carvings, many of which have barely aged.

This floating garden in the sky is straight out of a fairy tale, but the real thing is nothing short of magical.

Perfectly preserved ancient monastery in an impossibly dramatic location on a rocky island in the Atlantic.

The ruins of a monastery that dates to the 7th century.

A strange egg in a mucky bog of western Ireland marks the spot of an aviation milestone.

A moody and picturesque riverside ruin overgrown with vegetation.

A remarkably intact castle that once was the largest in Ireland.

While only two of the ancient buildings at this site are actually churches this was one of the earliest Irish pilgrimage sites ever.

Modern sundial uses ancient methods to tell time and date perfectly.

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

The ruins of an 800-year-old monastery boasts the tallest round tower in Ireland.

An Iron Age fort on the edge of a seaside cliff offers a glimpse into an ancient, mystical world.

The world of the ancient Celtic civilization explained through a bewitching 11 acre garden.

Resting on a hill overlooking the coast, these medieval ruins look completely deserted save for their restored chapel.

This remarkable checkered church on a Corsican hilltop is fabled to have been built by angels.

The greatest amusement park in the world is wall-to-wall farting dogs, puking rats, and cows with exposed breasts for the whole family.

A perfectly circular stronghold constructed in the 10th century is now a nucleus of Viking culture housing a museum, village, and reenactment of an epic Viking battle.

An exhibition of preserved locomotives housed in a 1950s depot shows the history of Denmark's railway.

The last Viking king of Denmark is buried inside the crypt of this cathedral.

This Danish art forest places loud works of contemporary art among the pensive silence of nature.

The original home of the Lego has a huge amusement park dedicated to the iconic plastic toy.

This unique architectural wonder is home to luxury apartments.