This neolithic stone grave has been altered and restored so often its now more neo than lithic.

The remains of centuries of copper mining appear like an alien landscape.

Legends say that this small island was the final resting place of the Welsh saint of lovers.

This Welsh village gave itself a ridiculous name in a publicity stunt a century ahead of its time.

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

The oldest public library in Ireland.

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

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

Some of the saint's blood and bones are said to reside in Dublin.

A devastating booze inferno poured through the streets, claiming several victims who drank it.

Dublin's most modern, visually spectacular bridge is modeled after Ireland's national emblem.

Not actually a shop, but one fan's passionate show of support for a rival county's Gaelic football team.

A particularly disconcerting tribute to Irish martyrs.

Experience what life was like in Ireland during the Viking and medieval ages.

An enigmatic monument to the Irish revolutionary who plotted an uprising against British rule.

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

One person's collection from the era.

The original film set of Luke Skywalker's Tatooine home from the 'Star Wars' trilogy.

Made famous by 'Star Wars,' these troglodyte homes face an uncertain future.

The eclectic seaside sanctuary caters to a rather fowl crowd.

Roman ruins top white travertine terraces formed by ancient hot springs.

Perhaps the most spectacular grotto along the Algarve coastline.

The former Nazi Germany concentration camp stands as a museum to remember this dark chapter in European history.

St. Mary's features one of the most spectacularly decorated cathedral interiors in all of Europe.