A monument to the three wars that led to German unification towers within a Berlin traffic circle.

This automated sculpture of two men peeing will spell out text messages with their micturition.

Follow the original medieval paths that wind through this intriguing section of the city.

The comedy and tragedy of Oscar Wilde is preserved in a Dublin park, captured in a sculpture of colorful stone.

A sweet symbol marks the place where torturous executions were once carried out.

The site of the famous Nazi book burning campaign of 1933 remembers its "Night of Shame".

The bunker where Hitler took his own life is hidden under this deliberately ordinary parking lot.

This bronze boar's snout has been rubbed to a golden sheen by visitors seeking good fortune.

360° views of the city plus five floors of optical illusions and hands-on science.

Protecting the dead from opportunistic body snatchers.

This Industrial Age architectural and engineering gem helps visitors and residents alike traverse Lisbon, “The City of Seven Hills.”

Metro station with a claim to rock n' roll fame.

The only "Egyptian" pyramid in Europe and the legendary tomb of Remus.

The modern birthplace of Irish freedom.

A bust of Franz Kafka spins in pieces, reflecting the writer's inner torment.

The sound of swaying stalks in this stunning grove has been named a governmentally recognized sound.

Overlooked by many, the two famous Scottish warriors guard the main gate of Edinburgh Castle.

This valley of hot springs and boiling mud pots is home to the record-holding "Geysir," which originated the English word.

This stunning concert hall has become a symbol of Iceland's national recovery.

Two stone columns flank the grand Venice square, but there were supposed to be three.

The picturesque birthplace of Icelandic democracy is drenched in the blood of its brutal past.

Synagogue built from the stones of Solomon's temple contains the golem of Prague.

Once a black market electronics marketplace, now an otaku shopper's paradise.

This ritzy Italian market is built around a statue of an unforgiven heretic who was burned for his belief in an endless universe.