Profile of a sleeping person four kilometers long in 250-meter-high cliffs.

An island in the middle of a lake, in the middle of a volcano, in the middle of a bigger lake, in the middle of a bigger island, in an archipelago, in the Pacific Ocean.

The water-powered carriages are long gone, but for over a century this funicular railway has been the fastest route to the highest point in Paris.

This modern French ossuary contains the jumbled bones of 130,000 WWI soldiers.

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

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

This enormous "cloth of the conquest" depicts the Norman invasion of England in mind-blowing detail.

The small bright red pillar survived the 1996 Manchester bombing virtually unscathed.

The mummified heart of a saint lives on in this church—after a brief hiatus when it was stolen.

This neon landmark has been posing this deadpan question to follicly-challenged Dubliners for over 50 years.

This tiny museum's sizable collection is jammed into a former underground public toilet.

Walk in the footsteps of the gods and straddle two tectonic plates.

A bizarre roadside attraction and the first instance of miniature golf in the world.

Follow the steps, and this roadside artwork will teach you how to dance.

Once decrepit and slated for demolition, now one of the longest pedestrian bridges in the world.

This funicular railway rumbles along for a mile up the nearly vertical face of Chattanooga’s Lookout Mountain.

The mysterious wonder of an underground waterfall is illuminated by multicolored lights.

This historic train station has been converted to a locomotive themed hotel.