What may be America's largest classic video game arcade lurks inconspicuously in a Chicago suburb.

A monument to the art of slicing people open.

Statue dedicated to the star of an old television show.

Atop this former dutch railway office sits an interstellar work of art.

The world's first fish doorbell monitors this water passageway.

The cutest way to stay safe in traffic.

Dedicated to the art of hunting, with juxtapositions of contemporary art.

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

French sculptor Paul Moreau-Vauthier transformed the site of a 19th-century massacre into a haunting memorial.

This tower is one of the best-preserved (and least-visited) remnants of medieval Paris.

The industrial architecture honors the laborers who brought the Exposition Universelle of 1900 to life.

A lone cannonball remains lodged in the walls of the Hotel de Sens as a sober reminder of a revolution.

The remains of the medieval wall that once surrounded Paris with ties to the construction of the Louvre.

Once a 19th-century brasserie, this McDonald's exterior celebrates Alsatian design and the "King of Beer."

One of Jeff Koons’s largest sculptures and his first commemorative work.

Ordinary art transforms to extraordinary thanks to locals' quirky sense of humor.

This former “ante-chamber to the guillotine” has been refurbished to illustrate the brutal history of French justice.

A nondescript building that's been functioning as a speakeasy for nearly a century and a half.

The grand, column-fronted, sculpture-adorned home of the ambitious digital library.

The unedited photograph called "Bliss" has graced the screens of over a billion computers.

Eastern zen meets Western grit in these four little trees growing out of a rock on Lake Tahoe’s Nevada shore.

One woman's Viking Castle on Lake Tahoe.

One of the most elaborate displays of Jellyfish is on display at the aquarium.

Enormous crabs, bioluminescent jellies, and other amazing creatures from the ocean’s depths—some of which are in an aquarium for the first time ever.