Rome's semi-secret peephole vista is also a former Crusader stronghold.

A proud bronze billy stands as an eternal symbol of Ireland's oldest festival, where a goat is made king.

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

An Irish town has built a statue to a silent film actor simply thanks to the holidays he once spent there.

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

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."

A peace symbol in Northern Ireland is among the world's largest hedge mazes.

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 modern birthplace of Irish freedom.

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

The oldest public library in Ireland.

An outstanding and haunting glimpse of the horrors of the Great Famine of Ireland.

The oldest pub in Ireland may also be the oldest surviving bar in the entire world.

An 1814 castle that hosts an exhibit of "explorabilia".

Thousands of coffin-like pillars make up this controversial Holocaust memorial.

The bunker where Hitler took his own life is hidden under this deliberately ordinary parking lot.