340 bicycles, 65 feet high.

A tribute to the life and work of the beloved "Peanuts" cartoonist.

Massive prehistoric mammals used these stones as oversized scratching posts.

The largest Star Wars collection in the world is its own galaxy of collectibles.

Erroneously called the world's tallest flagpole, this landmark is devoted to "good neighborliness."

This rustic cabin, outfitted with gun slits, was once home to John D. Tewksbury, patriarch of the bloodiest family feud in American history.

This historic tower in the California desert promises visitors a "vortex of good vibes".

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

A geological mystery on Camelback Mountain.

In this small Phoenix taxidermy emporium, you can find everything from a squid in a jar to a freeze-dried toad.

The installation’s official name, “You Who Are Getting Obliterated in the Dancing Swarm of Fireflies,” says it all.

A museum and tribute to a brave profession.

This striking public art installation is suspended above a public park, designed to gently move in the breeze.

This abandoned horse racing track was an exercise in hubris from its inception.

A self-built castle made by a mysterious man.

This little blue house pokes out over the campus of UC San Diego, seven stories high.

The Rio Lerma (Chignahuapan) in El Salto, Mexico, is one of the most polluted rivers in the world. It’s covered in white foam, and falling in can kill.

Educational foundation that teaches the powers of fourth dimensional physical properties.

Behind this beachfront shop lies a spectacular, colorful sea cave with an equally colorful past.

The Giant Lemon of Lemon Grove.

San Diego's most historic and haunted home.

An inconspicuous footbridge beloved by San Diego locals.

North America's largest accredited model railroad museum.

Swarms of butterflies cannot compare to the awe inspired by the publicly-funded nakedness once displayed in this sunken garden.