A museum on the history of Paris, including a set of Napoleon's toiletries, Proust's room, and relics of the Revolution.

Medieval museum built over Roman baths that features famous tapestries of a lady and a unicorn.

Indents in the pavement are all that remain from a grisly death machine in Paris.

This whimsical castle of grottoes was the labor of love of a French postman, and one of the greatest achievements of outsider architecture.

This museum houses an imposing skeleton army comprised of creatures great and small.

Walk upon the mementos of the dead in this Parisian courtyard paved with medieval tombstones.

A mechanized clock where a man fights off a dragon, crab, and rooster.

A scandalous Art Nouveau collaboration that set Paris all atwitter at the turn of the century.

A museum of carnival attractions where you are invited to ride the rides.

This massive library holds what was once the largest book collection in the world.

Graffiti, cars, and religion combine to create this jungle of scrap in the Nevada desert.

Fans of vintage Vegas, kitsch, and toy pony-based gambling now flock to a casino called The D.

“Live hard, ride fast, eat pizza” at this joint filled with Evel Knievel memorabilia.

A piece of the iconic wall found an unlikely new home in a Vegas bathroom.

This historic building provides a powerful glimpse into the lives of Japanese Americans forced to relocate during World War II.

The longest continuous lava tube in the continental U.S. offers 2.5 miles of dark explorations for the adventurous.

Twelve plaster figures inspired by da Vinci's famed painting haunt the desert landscape above a real-life ghost town.

Officially named the "Loneliest Road in America," this barren stretch of Nevada road offers almost nothing but sky and open fields.

Back in 1952, you could get a mushroom cloud chaser with your atomic cocktail.

A picture-perfect town, perfect for blowing up.

In the middle of an extremely unforgiving and desolate high desert is the most secret military facility in the world.

Stepping away from the glitz of mobsters and casinos to learn about the other history of Vegas.

This unchanged Victorian park is rumored to have been the inspiration behind Peter Pan's Neverland.

A sublime medieval path adorns the marble floor of one of the most beautiful Gothic cathedrals in France.