A stretch of highway even lonelier than the so-called "Loneliest Road in America."

This sign designates the road that leads to the infamous Area 51.

Las Vegas's very own 40-foot-tall fire-spewing praying mantis.

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

This public square capitalized on a single Eagles reference to bring some life back to an Arizona town.

This 4,000-foot-diameter hole is touted as "the most well known, best preserved meteorite crater on Earth."

This immigrant bridge once spanned the Thames but is now a fixture of an Arizona city.

Ninety feet off the valley floor is an ancient dwelling put under protection of the U.S. government by Teddy Roosevelt.

A wild west land agreement was etched right onto this historic Idaho stone.

This playground sculpture of an icon from the past is dedicated to the children of the future.

This inanimate goat created by the "welding nun" has been helping to clean up the city of Spokane for more than 40 years.

This impressively large collection includes crackers shaped like Jimmy Carter, Mickey Mouse, and more.

One small town in the Pacific Northwest transformed itself into a Bavarian-themed tourist destination.

A French chateau, failed utopian community, odd museum, and Stonehenge replica in rural Washington State.

A 100-year-old purveyor of curiosities, curios, and kitsch featuring mummies, shrunken heads, and a Fiji Mermaid.

The tech giant built three enormous glass orbs in Seattle so employees could work inside a rainforest greenhouse.

A wall of chewing gum moonlights as collective art.

A giant Troll lurks under one of Seattle's oldest bridges.

Trails through lava-carved tube-caves display sparkling bacteria and a rich history.

Beneath the southern end of the Golden Gate Bridge is the “Gibraltar of the West Coast,” a fort built to protect the San Francisco Bay from naval attack.

In all of the 29 years it was in operation, no prisoners ever escaped successfully... or so they claim.

A sign at the end of the Santa Monica Pier marks the traditional end of the legendary American highway.

A second generation sun-powered marvel lights up the night.

Get up close to emus and ostriches, or buy their tasty meat.