Amidst the bustling streets of Dublin, there is a hushed garden that is dedicated to "All those who gave their lives in the cause of Irish Freedom."

The modern birthplace of Irish freedom.

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

One of Ireland's most infamous prisons for rebels including men, women and children.

Dublin's "Dead Zoo" serves as a window to Victorian museum design.

A statue in the center of Dublin dedicated to one of their favorite sons of rock & roll.

More than 5,000 artifacts donated by the people of the city, plus a room entirely devoted to the band U2.

This 19th-century fountain's namesake animal isn't what you think it is.

Giant topiary dog once played a role in a terrorist bomb plot.

Natural stone arches form a walkable "cathedral" at low tide, then disappear entirely when the water returns.

Giant granite sculptures representing family on the northern coast of Spain.

The oldest Roman lighthouse still in use.

Thanks to an acoustic anomaly, this unassuming stone bench has heard one hundred years of secrets.

A hidden three-foot-wide house separates these two regal churches.

Iron Age runes and ruins hide in plain sight along this Portuguese beach.