Dr Barnes' $25 billion private collection of art and arboretum.

A gated cross stands on the site where an Irish revolutionary met his end.

This Copper beech tree nestled on a nature reserve is host to a bevy of autographs from Irish literary icons.

This beautiful site is where the first transatlantic telegraph was sent from.

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

This modest plaza in Moneygall, Ireland has cashed in on its distant connection to the U.S. president.

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

An abandoned faux-pub made famous by a Guinness commercial.

The modern birthplace of Irish freedom.

A stunning Victorian abbey and walled garden on a lakefront.

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

Behemoth, cannon-like telescope operated by generations of Irish earls.

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

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

A hugely vast Irish landscape of barren rock that stretches for miles.

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

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

The world's tallest box hedge is found in a delightful garden.

This 30-foot pile of rocks may be the grave of a mythological Irish queen.

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

The ruins of an 800-year-old monastery boasts the tallest round tower in Ireland.

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

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

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