A wall of chewing gum moonlights as collective art.

The highest point in Washington state is a volcano covered in glaciers.

This long, dark tunnel is open to hikers, but those without lights are known to get confused even on the straight path.

Despite a legend that says this highest peak in Oregon was climbed in high heels scores of people have died on its slopes.

A cave interior in the shape of the ancient rhinoceros, created by lava cooling around its carcass.

This museum glorifies the humble potato.

A small section of Boise, Idaho maintains the unique culture and traditions of the Basque people.

Giant, natural amphitheaters made of delicate geological formations called "hoodoos."

A burnt orange monolithic dome structure perched on a hillside near Interstate 280.

Once close to extinction, there is no shortage of elephant seals on the beaches of Año Nuevo State Park.

Every year, over 25,000 monarchs overwinter in Pacific Grove.

This Big Sur waterfall drops 80 feet directly into the Pacific Ocean, and inspired the hillside house up top.

The neon signs from Las Vegas' past find their final resting place at this unusual graveyard.

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

The second-largest gold nugget in existence, displayed in a Las Vegas casino conveniently named the Golden Nugget.

This incredible collection of vintage pinball machines can be played at 25 cents a pop.

The best Tiki bar in Las Vegas.

The world’s largest concentrated solar plant generates as many problems as megawatts.

A dwindling menagerie of anthropomorphic oil derrick animals still dot the barren California landscape.

Giant nude woman of Tijuana is also the artist's home.

Quite simply the largest tree in the world (by volume).

A remote crossroads honoring a fallen talent.

Four hundred granite steps were built into this massive rock by the National Park Service.

Factory that once supported an entire company town of 350.