A sharply wedged sundial marks the point at which each day in the United States begins.

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

These imposing walls and towers look more like the ruins of a fortress than a monastery.

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

Ruins battered by centuries of war and disaster offer a wondrous glimpse of medieval Ireland.

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

The ruins of a medieval monastery named after a type of tree.

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

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

The remains of a 13th-century Franciscan friary have survived multiple attempts at destruction, most recently in 1921.

A Neolithic passage tomb said to have sheltered two legendary Irish lovers.

The largest stone circle in Ireland.

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

Just another ancient, mysterious Irish stone circle.

A mysterious plaque to the even more mysterious "Fr. Pat Noise," killed in "suspicious circumstances."

This supermarket offers shoppers a window into the past alongside their groceries.

This statue celebrating everyday life in Dublin has a few unsavory nicknames.

A particularly disconcerting tribute to Irish martyrs.

This colorful and fiery mural depicts the Irish folk story of the beloved hero Cuchulain.

Though they've since been renamed, these two streets hint at Dublin's darker days.

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

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

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

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