Manchester's abandoned train depot lingers in a post-industrial purgatory.

Hidden on the urban banks of a Manchester river are a series of abandoned waterside industrial sites.

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

Just another ancient, mysterious Irish stone circle.

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

An Irish church where an 800-year-old mummy is reaching out of his coffin as if to shake hands.

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.

Huge standing stones mark a site of megalithic mystery.

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

A collection of housewares from recent Irish history adjoined by a tower from ancient Irish history.

A standing relief of a Norman knight whose posture marks him as a Crusader.

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

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

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

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

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

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

An eccentric garden of sculptures crafted in India decorate an Irish green space dedicated to Alan Turing.

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

This floating garden in the sky is straight out of a fairy tale, but the real thing is nothing short of magical.

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

Two geological phenomena in one precarious locale: a towering stone window, and a deep blue void.

The medieval home is still engraved with the symbol of the profession, an eye flanked by two axes.