An alley covered with 20 years of bubble gum.

This stretch of beach along California's central coast is a busy highway for the largest seal in the northern hemisphere.

A chain of bells connect the California Missions and honor the legend of the "King’s Highway."

A massive volcanic plug is now a protected area that hosts a number of bird species.

This legendary dessert was served to Nobel laureates for decades.

The current Eureka County Courthouse replaced an all-wooden structure that had previously been an ice-skating rink.

A whimsical, punny collection of "fence art" outside the tiny mountain town of Baker, Nevada.

New Orleans' famous cemetery, located on the site of a former race track.

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

Singing sand that stands as the final remains of an ancient lake.

This roadside stop between Goblin Valley is the perfect location to view some of the region's natural wonders.

This outsider art paradise is filled with dinosaur sculptures crafted from recycled machinery.

A striking, menacing sandstone peak towering above a landscape that's equal parts Mordor and the Moon.

Oddly shaped rock formation, misassociated with a nearby utopian community.

This raised bulls-eye visible from space was the subject of an intense geologic controversy.

A downtown park built on top of unclaimed graves.

Strange red rock formations that have been attributed to a higher power for hundreds of years.

Museum celebrating the ocean, with the largest wunderkammer dedicated to sea exploration.

A 90-foot-tall psychedelic "tree" on the side of the highway has baffled passersby for decades.

Come for the speed, leave in love with the desert.

The self-made house sculpture of an outsider artist who named himself "Chief Rolling Thunder."

The fishing boats that moor in this small lagoon enter and leave through a tunnel to the sea.

The floor of this spectacular Baroque sanctuary is covered in memento mori.

Stone Age solar temple is aligned with the sun on each equinox and solstice.