With over 100 jam-packed rooms to explore plus elaborate tea services and events, the Mansion on O Street is a hidden treasure.

“It's the quality” (but probably also the drive-through donut tunnel) that has attracted diners since 1968.

This mysterious and creepy location instills a strong sense of foreboding in all visitors.

An unexpected and peaceful oasis on a hillside.

Megachurch turned Catholic church comprised of 10,000 glass panes.

The final resting place of the songwriter who penned “Take Me Out To The Ball Game."

About 80% of all U.S. avocados are descendants of Rudolph Hass's glorious tree.

One doctor's retirement plan included opening this award-winning Mexican-Indian eatery on the ground floor of a hospital.

The largest collection of two headed animals in the world.

Where the leftovers of love affairs can live on forever.

World War II-era Nazi compound nestled in the Santa Monica hills.

Hidden in one of the skyscrapers on Bunker Hill, this museum features an 1895 stagecoach and peers into California’s gold-lined history.

The decor of this Hollywood movie palace just barely predated the opening of King Tut's tomb.

These two monoliths have stood at the entrance to the neighborhood since the days it was called "Hollywoodland."

Instead of hoofing it up steep stairs, residents can hitch a ride on this private lift.

Inside this clubhouse is a cinephile's paradise.

This forgotten Frank Lloyd Wright house is an architectural marvel at the end of a sleepy residential street.

This collector's home is a constant work in progress.

A 50-foot tile mural mosaic for the 100-year anniversary of the Statue of Liberty.

A black and white mural stands out from its psychedelic surroundings.

An historic and oft-filmed spot for musclebound iron pumpers on the Pacific coast.

This stockpile of junked electronic and mechanical gadgets is a favorite among Hollywood prop masters.

"Prepare yourself! You are to become the voice of Interplanetary Parliament."

A free library to stumble across, one of many placed worldwide if you know where to look.