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

An oddly conical beacon perched atop beautiful Irish cliffs.

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

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

This cemetery overlooking the Benbulben rock formation is the final resting place of one of Ireland's most beloved poets.

A tiny island off the coast of Dublin was once a pilgrimage site for the sick and the suffering.

Ireland's only German military cemetery holds the remains of a spy who was moved there under the cover of darkness.

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