This 1,300 year old monastery built atop a single rock was once only accessible depending on the whims of the tide.

This iconic Parisian bookstore doubles as the "Tumbleweed Hotel" for traveling writers.

A popular oddity on display in a stately building, offering a symbolic commentary.

In this historic region, homes and churches are carved into ancient volcanic rock formations.

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

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

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

A colorful square marks the heart of the city's LGBTQ community.

This giant statue of a vulva became internationally famous after an American exchange student got stuck in it.

In this brilliant blue spring in Germany, legend has it that a sad mermaid learned to finally laugh.

A kindergarten shaped like a cat with a tail that's a slide.

The last bastion of Roman presence north of the Alps looms over a German town.

This Nazi-built amphitheater was constructed on a sacred mountain site used by various German cults.

Daily jousts and dancing barrel makers in Munich's mechanical clock.

This medieval castle overlooking the Elzbach river looks just like it did hundreds of years ago.

Famously misunderstood wonder of the ancient world

A 300-year-old tea shop that brought tea to the English people, not to mention the Queen herself.

An old slaughterhouse now holds the largest collection of pig artifacts.

Seven mini rowhouses fill the gap between 54 and 70 Westerstraat.

In an area where the remnants of WWI are discovered on a regular basis this preserved frontline trench may be the most amazing.

This tipsy office building in downtown Prague was originally called “Fred and Ginger.”

Europe's largest natural bridge has a 19th century royal chateau built into its side.

This Czech church doubles as something of a permanent fashion exhibition for a statue of the Infant Jesus.

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