This 1920s masterpiece of French Quarter architecture hides a secret tunnel used by Albert Einstein.

Victoriana on Orange Grove Avenue.

Across Ring Mountain is a vast collection of Native American petroglyphs unique to the region.

A century and a half of research in the sciences and natural history, still going strong.

The famous blue house from the classic horror film "Halloween" is now a local landmark.

This giant spider sculpture made from the iconic car is one giant visual pun.

The "Kill Bill Church" was transformed into a place of worship after a long Hollywood history.

This hidden amusement park is a magical escape for kids and kids-at-heart.

A magnificent, reportedly haunted mansion built for a composer by Spiritualists.

California's most comprehensive horticultural library.

Each summer, the migratory bats living beneath the bypass form "batnadoes" at dusk.

An unexpected and peaceful oasis on a hillside.

Puzzling...this tree looks like an assemblage of dismembered monkey limbs.

A trail weaves through the verses of a poem illustrated by stone sculptures inspired by Native American pictographs.

In California, colorful roadside signs remind us all that love transcends borders.

Over one million bird-related artifacts await.

According to legend it was a nap taken under this tree that kicked off the California Gold Rush.

Catch a glimpse of the elusive Peninsular bighorns right off of the desert freeway.

A poignant memorial to a young boy whose death spurred a dramatic increase in organ donations in Italy—dubbed the "Nicholas Effect."

Where the alchemists dream of transmuting base metal into gold was actually achieved.

A 19th-century cabin built into a hollowed-out Sequoia tree.

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

An abandoned boat that's been stranded mysteriously for decades.

A mysterious and endangered parasitic herb from the California desert.