This museum housed in a former brothel explores the past and present of sex work in Amsterdam.

This massive blockhead sculpture hides an entire library.

A larger-than-life statue of the German revolutionist stands proud in a small town where he never lived.

The palace window through which Protestant nobles flung two Catholic regents, thus sparking the Thirty Years' War.

This charming wooden church was disassembled and moved not once but twice before settling in this Prague garden.

Despite attempts by local police to discourage it, Beatles-inspired graffiti has been a means for artists to air grievances for decades.

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

A saintly relic hidden in a Prague church basement.

A church of bones, decorated with 40,000 human skeletons.

An enormous and lavish Gothic church in Czechia.

This jaw-dropping 19th-century bridge uses its reflection to form what appears to be a perfect circle.

A lover's walk between hilltop towns, decorated with graffiti love notes.

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

Tiny memorials honor individual victims of the Holocaust.

Thousands of coffin-like pillars make up this controversial Holocaust memorial.

After a nearly successful attempt on Hitler's life, the conspirators met their fate in the courtyard of this Berlin building.

Ruins of a German Castle on top of a towering stone pillar.

Tourists often confuse this beautifully ornate former cigarette factory for a mosque.

In addition to fine dairy products, the world's most beautiful milk shop also offers a feast for the eyes.

The largest treasure hoard in Europe is contained in a castle that was bombed out during World War II.

This Dresden church was purposely rebuilt Protestant after being demolished in World War II.

A unique hanging cable-car navigates through Dresden, the oldest suspension railway in the world.

An exquisite panometer representing Dresden as it was from 1695 to 1760.

An imperial church bombed to ruins during WWII now stands as a jagged memorial.