Castles in Ireland

The eerie remains of one of Ireland's oldest castles, said to be haunted by the ghost of a woman who brings ill fate.

The ruins of a sixth-century monastery sit on the banks of the River Shannon.

A stunning medieval castle owned and restored by the famed actor Jeremy Irons.

Wander among the abandoned ruins of this once-powerful medieval town.

After it was swallowed by a Georgian mansion, this medieval castle remained forgotten for centuries.

A moody and picturesque riverside ruin overgrown with vegetation.

These moss-covered medieval ruins tower atop the smallest of Ireland's Aran Islands.

There might not be much left of these Irish ruins, but their linguistic legacy is still going strong.

After being destroyed by IRA sympathizers, the ruins of this stately Irish manor have sat vacant for decades.

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

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

An 1814 castle that hosts an exhibit of "explorabilia".