This elaborately decorated, fairytale-like Romanian royal palace is one of the most striking castles in Europe.

This centuries-old gothic monster has been converted into a sprawling, glossy bookstore.

A museum marks and documents the site of the Titanic's launch.

This Victorian-era public house has set the standard for pub-style elegance for over a hundred years.

Achill's most recently abandoned village dates back to to the Age of Enlightenment.

The highest peak in Northern Ireland is topped with a stone tower and haunting burial mounds.

The ancient tomb acts as a calendar that keeps perfect time.

There might not be much left of these Irish ruins, but their linguistic legacy is still going strong.

This courtly monument celebrates an influential comedian who turned taking the piss out of the powers-that-be into an art.

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.

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

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."

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

The mummified heart of a saint lives on in this church—after a brief hiatus when it was stolen.

An Irish church where an 800-year-old mummy is reaching out of his coffin as if to shake hands.

This permanent collection of preserved bodies taken from Irish bogs is one of the leading authorities on such morbid mummies.

One of Ireland's most infamous prisons for rebels including men, women and children.

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

See some of the world's greatest racing horses at this idyllic thoroughbred breeding facility and garden complex.

A huge wooden clock that is so beautiful its creator was forcibly blinded.

The site of the first battle of World War II.

An underground city of salt.

The former Nazi concentration camp stands as a museum to remember this dark chapter in European history.