This 19th-century museum inside of a lighthouse is only accessible during low tide.

See 150 million-year-old dinosaur tracks and bones dating back to the Jurassic period.

Built in 1981 in collaboration with Andy Warhol, this giant piece of pop art stands on the campus of Colorado State University.

Stock up on all your horror paraphernalia at this year-round Halloween emporium.

A $100,000 tumbleweed decorates an Arizona park and ride that got its priorities a bit tangled.

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

This collection of Wild West movie memorabilia also claims to hold some secrets of the Lost Dutchman's mine.

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

The arch that celebrated the completion of the Lincoln and Victory highways.

This beloved roadside attraction welcomes visitors with his signature neon smile.

Formerly the world's largest, this Willy Wonka-esque contraption runs 24/7.

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

This Nevada lake holds its titular natural pyramid and, if the legends are true, a number of dangerous spirits.

An exotic wildlife habitat right off The Strip.

Dyed by iron oxide over centuries, these sandstone rocks rise thousands of feet into the sky.

A graceful natural rock formation stands astride the point where the Gulf of California meets the Pacific Ocean.

Legend says one of the world's largest marine geysers is actually a whale that got wedged within the rocks.

This California tree is the single source of the state's entire orange industry.

Santa Monica's oldest restaurant, decorated with set pieces from the Mutiny on the Bounty.

The Citrus Variety Collection at UC Riverside contains two trees of each of the 1,000+ varieties of citrus.

The most beautiful Taco Bell in the world even has surfboard parking.

A plaque and memorabilia collection mark where A&W got its start.

In the "Danish Capital of America," a replica of one of Copenhagen's most iconic buildings.

Gander at model satellites and telescopes in this scientific lobby.