The Grand Lodge of Ireland is one of the oldest in the world, full of fantastical, elaborately themed rooms.

This controversial Irish show cave is home to a massive formation known as the Great Stalactite.

A stunning Victorian abbey and walled garden on a lakefront.

The 19th-century pharmacy (now a used bookstore) was featured in James Joyce’s "Ulysses," and has changed very little to this day.

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

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

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

The oldest public library in Ireland.

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

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

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

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

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

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

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

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

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

An 80-year-old plane tree is devouring an iron bench at Ireland's oldest law school.

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

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

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

A museum that cashes in on its infamous little people while teaching you a thing or two about the Irish fey.

A tiny microvalley etched into the side of Knocknarea Mountain hides another world.

This Irish show cave is said to have been the site of a Viking massacre that claimed 1,000 lives.