Oliver Cromwell once seized the land under this house, which included the ruins of a medieval abbey that the owner used to build his stately home.

The severed head of a 17th-century Irish martyr lies within an intricate golden shrine.

A collection of housewares from recent Irish history adjoined by a tower from ancient Irish history.

A standing relief of a Norman knight whose posture marks him as a Crusader.

This burial pyramid in central Ireland is thousands of miles and thousands of years away from its Egyptian inspiration.

The remains of this deep, dark mine have left behind a haunting rocky warren of tunnels.

A stunning Victorian abbey and walled garden on a lakefront.

Traveling this mountain pass reveals quaint stone buildings, stunning Irish scenery, and a bridge said to grant wishes.

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

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

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

More than 5,000 artifacts donated by the people of the city, plus a room entirely devoted to the band U2.

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

An ancient neolithic tomb that only sees the sun twice a year.

A nun spent 16 years painting the stunning Celtic mural that covers the interior of this WWI memorial.

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

A sacred well steeped in Pagan roots on the West Coast of Ireland.

An unusual manor of stunning beauty, born out of a crippling disease.

The oldest inn in Kilkenny was established by the first convicted witch in Ireland.

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

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

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

The enchanting archway is the only surviving portal into Dublin's lost medieval wall.

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