A moody and picturesque riverside ruin overgrown with vegetation.

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

The gorgeous library at Trinity College is home to remarkable treasures of Irish identity.

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

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

This Neolithic passage tomb forms part of a World Heritage Site.

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

This ancient Irish landscape boasts hundreds of legendary ruins.

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

This Irish museum in a historic 19th century market pays tribute to the glory of butter.

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

A meandering boardwalk across the bogland leads to a "stairway to heaven" with sublime views.

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

This singular Irish dolmen is more Frank Lloyd Wright than upright stonehenge.

A rocky Irish outcropping with a history of wealth, conflict, and ruin.

A spectacular hidden beach in Ireland has the dark, disturbing nickname of "Murder Hole Beach."

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

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

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

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

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

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

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

This ornate Victorian marketplace was the setting for Diagon Alley and the Leaky Cauldron in the Harry Potter films.