This demon atop the Notre-Dame de Paris looks utterly bored.

The celebrated eyesore created by starry-eyed sweethearts.

This bridge was constructed from the rubble of the infamous Bastille.

Natural history museum celebrating biodiversity with a parade of taxidermy animals.

This life-size replica of the Statue of Liberty's flame is also a tribute to Princess Diana by default.

Twelve grave-faced marble angels guard the emperor's tomb at Les Invalides.

An overlooked marble is the only surviving in-place 18th century example of the measurement that changed how we define distance.

Paris' fabled purveyor of exotic taxidermy and natural history curios.

19th century pendulum and a clock restored by a rogue group of guerilla artists.

An "inside out" building in the historical center of Paris, featuring Europe’s largest modern art museum.

France's most famous cemetery, with some of its most curious tombs.

This large Sitka spruce that appears to be floating in mid-air, has defied logic for years.

A giant roadside black bird marks the location of this eclectic local mall.

In the midst of a residential town in Washington exists a property saturated with one man's artistic creations.

Native American burial mounds? Giant gopher dens? No one knows what created the Mima Mounds.

The second tallest railway trestle bridge in America.

A giant sculpture dedicated to a staple of South Bend food culture.

This grove of ghostly cedars was killed in 1700 by an enormous tsunami, felt from the United States to Japan.

From overly ambitious (and eventually abandoned) atomic dream to bustling office park.

A tribute to the Nirvana frontman hides beneath the bridge that was the singer's beloved hangout spot.