A tribute to the incredible generosity the Choctaw Nation showed the Irish people during the Great Famine.

Petrified footprints of one of the very first vertebrates to walk on land.

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

Ireland's most remarkable collection of these curious cone-shaped houses is worth the buzz.

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

The home of Ireland's last leprechauns is officially protected by the European Union.

Huge standing stones mark a site of megalithic mystery.

This single room has survived the centuries with almost no deterioration.

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

A corkscrew-shaped barn in Ireland.

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

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

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

A remarkably intact castle that once was the largest in Ireland.

A moody and picturesque riverside ruin overgrown with vegetation.

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.

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

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

One of the most popular megalithic sites in Ireland stands as a humbler version of Stonehenge.

The world of the ancient Celtic civilization explained through a bewitching 11 acre garden.

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

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

The highest peak in the state of Vermont has some interesting features.