The modern birthplace of Irish freedom.

The somber sculptures commemorating Irish Famine on the river Liffey in Dublin.

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

This gorgeous reading room houses the oldest and largest art history library in the Netherlands.

18th century underground pilgrimage site, dedicated to a Saint that did something...

Huge Russian Orthodox cemetery in danger of being converted into open public space.

A poignant mural honors the heroic teenage non-conformists who took on the Nazis and paid the ultimate price.

How did a lighthouse wind up in the middle of this landlocked German city?

The largest mosque in Germany.

Thousands of tourists and residents in Cologne affix "love padlocks" on the Hohenzollernbrücke Bridge to symbolize their affections.

The largest bell in the world has been swinging high above a Cologne cathedral for almost a century.

A Syrian family keeps memories of their homeland alive at this sweet shop.

Hundreds of tree trunks and Welwitschia flowers populate this living fossil haven.

This monumental work of art symbolizes the coming together of a previously divided city.

On the Spree bank, discover one of the last reminders of a symbolic wall that divided, and was torn down by the people.

This 16th-century pole was once used in brutal public executions.

Pitié-Salpêtrière was the dumping grounds for women who received the dreaded diagnosis of "hysterical."

The burial place of an obscure North African saint was turned into a macabre body preservation factory for the 17th-century Neapolitan elite.

Pompeii's less famous neighbor is still revealing her secrets.

Erotic art covers the walls of the largest ancient pleasure palace.

Ancient snack bar of the Roman Empire re-opened.

The walls and streets of the ancient city are peppered with penises.

The last moments of the ill-fated Pompeiians, frozen forever in plaster.

San Gennaro, the patron saint of Naples, greets pedestrians between these narrow city streets.