The oldest burial ground in the city, final resting place of city founders, Ohlone natives and murderers alike.

Travelers exchange letters with woodland creatures at this mini post office.

Costumed elves and mountain bikers co-exist peacefully at this abandoned Christmas-themed adventure park.

This glamorous old building is said to have inspired the Tower of Terror.

The one-time watch house for incoming ships at the Golden Gate now stands abandoned and hidden in trees.

Aqueducts have dramatically changed this old lake, now home to tufa towers and its very own species of tiny brine shrimp.

Left untouched since a double murder-suicide in the 1960s, Los Feliz murder mansion remains a neighborhood mystery.

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

A hotel and restaurant serving as the mecca of kitsch.

There is no trying to fall in love with this Star Wars fountain, you just do or do not.

The old Niles Canyon Aqueduct in the San Francisco Bay Area is a bemusing and secret trail through nature for wayward travelers.

A hand-built folk art installation covered with messages of God's love.

A winding path built in secret on the edge of the continent.

Resting place of Hollywood's immortals is also site of summer film screenings.

The ghostly remains of an accidental sea.

A walk-in working camera obscura produces 360-degree live images of the San Francisco coast.

The graffiti-covered remnants of a former triangulation station are balanced precariously on this California peak.

A 1920s speakeasy that had rum runners racing up and down the shores of California.

Crumbling pink walls and murder memorials preserve the pioneer history of Joshua Tree.

A ruined hotel with an unlucky history and an eerie present.

A hospital closed seemingly in the middle of operations, leaving behind fodder for horror films and ghost hunters.

The memorial to the victims of the Jonestown Massacre carries the names of 918 lost, including one name people wish wasn't there.

A snapshot of the city's fascinating voodoo culture.

A collection of oddities including Dr. Kevorkian's suicide device, the Thanatron.