The smallest port in France is named after the pirate who created it.

A beautiful lighthouse with as many steps as days in the year, as many windows as weeks, and as many levels as months.

An effigy of a trapped paratrooper dangles from a Normandy church to commemorate one remarkable D-Day event.

A daring D-Day assault by U.S. Army Rangers is commemorated atop the high cliffs of this strategic point.

A memorial to the nearly 10,000 American soldiers laid to rest on the beaches of Normandy during WWII.

One of the oldest and largest wooden churches in France was very evidently constructed by shipbuilders.

These crumbling Nazi artillery bunkers are now fair game for massive graffiti projects.

The span is crooked and made from two older recycled bridges.

Every drop of D.C. tap water flows through this old waterworks.

An organ located deep within a cave, whose "pipes" are the geological features of the cave itself.

The sci-fi villain is a little-known inhabitant of the U.S. capital's largest cathedral.

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

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

Around 100,000 bodies are buried below the medieval headstones, many of which mark graves with multiple bodies stacked up to 12 deep.

Macabre astrological automaton clock dating to the late 1400s.

Most-visited and most-photographed slot canyon in the American Southwest.

A tunnel with windows, so you don't miss out on the impressive views.

Giant, natural amphitheaters made of delicate geological formations called "hoodoos."

The fifth-longest natural arch in the world, and the longest outside China.

An exotic wildlife habitat right off The Strip.

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

Some 80,000 Delft Blue tiles line the inside of this Amsterdam walkway.

A set of seven houses, each built in a style that represents a European country.

Amsterdam's former hotspot for public executions and dissections.