Unsurprisingly, Holland is home to one of the most magnificent flower gardens in the world.

The Slovenian architect designed many landmarks in the capital city, including his own dream house.

A trough of 700 strange bronze faces runs through a narrow alley in Ljubljana's old town.

This abandoned Slovenian military barracks has become a punky-political art squat.

A whimsical bridge adorned with decorative dragons.

This one-time health resort was used by aristocrats around the world.

Castle and secret tunnel withstood a siege until its owner was killed by the Holy Roman Empire, while sitting on the toilet.

An expansive complex of subterranean tunnels is all that remains of one of Europe's most formidable medieval fortresses.

The house where the writer spent his formative years.

Dublin's most modern, visually spectacular bridge is modeled after Ireland's national emblem.

A stunning Victorian abbey and walled garden on a lakefront.

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

A statue in the center of Dublin dedicated to one of their favorite sons of rock & roll.

The modern birthplace of Irish freedom.

Experience what life was like in Ireland during the Viking and medieval ages.

A hugely vast Irish landscape of barren rock that stretches for miles.

This ancient Irish tower could easily have stood in for Rapunzel's prison.

The somber sculptures commemorating Irish Famine on the river Liffey in Dublin.

Amidst the bustling streets of Dublin, there is a hushed garden that is dedicated to "All those who gave their lives in the cause of Irish Freedom."

This singular Irish dolmen is more Frank Lloyd Wright than upright stonehenge.

The comedy and tragedy of Oscar Wilde is preserved in a Dublin park, captured in a sculpture of colorful stone.

Dublin's "Dead Zoo" serves as a window to Victorian museum design.

Local legend says the remains of Father Christmas lie within the medieval grounds.

The gorgeous library at Trinity College is home to remarkable treasures of Irish identity.