In all of the 29 years it was in operation, no prisoners ever escaped successfully... or so they claim.

Bring your own cardboard to the slippery slopes of concrete hidden in a neighborhood park.

An artsy hidden staircase leads to breathtaking views of San Francisco.

A couple turned their front yard into an artistic masterpiece.

One of the few remaining carousels built by master amusement park carver Charles I.D. Looff.

An extraordinarily ornate museum in San Diego holds wondrous anthropological treasures.

San Diego's most historic and haunted home.

An inconspicuous footbridge beloved by San Diego locals.

Her final resting place was intended to be modest and private, but the power of her popularity continues to draw visitors.

Hidden in the hills of Hollywood, this secluded Oz-themed garden is dotted with dozens of thrones.

A shrine to a skeleton saint in the city of angels.

Hollywood's most famous landmark, the "temporary" sign that has stood for decades longer than intended.

A prohibition-style speakeasy takes up residence in the last Victorian residence in Hollywood.

"Looks so real, it's scary!"

A castle that was built stone by stone by an eccentric journalist.

The abandoned zoo enclosures offer a perfect place to experience the other side of the bars.

World's largest collection of serial killer artwork and other macabre exhibits.

Make it an offering.

This sandstone mansion was the home of two of Oregon's most important pioneers.

Shakespeare has been brought to life in this open air theater for the better part of a century.

Post office plaque commemorates local resistance to a cult invasion.

1920's mining camp and environmental education center is serving to protect the surrounding forest, one of the last of its kind in the Pacific Northwest.

A haunted hot springs hotel that went from healing retreat to asylum before it was restored.

This lake in the Cascades lives up to its name, disappearing down a hole every spring.