Once America’s most beautiful army base, this abandoned military fort on the coast of Monterey Bay has been left to the elements.

Once the gateway to the utopian dream-village of a Civil War embalmer.

One of the largest free-standing structures ever built, this dirigible hangar is now simply a giant skeleton.

This desert oddity hides in plain sight thanks to a cartographic error and a desert explorer with a punny sense of humor.

Abandoned anti-ballistic missile base.

An Airy Would-Be Solution to a Housing Shortage.

The only museum of sake in the United States is nestled in an unlikely California college town.

Law-protected wreckage serves as a peculiar memorial for an almost forgotten World War II tragedy.

The last orange grove of the San Fernando Valley is owned and protected by CSU Northridge.

This San Diego museum, housed in a former Navy training facility, is dedicated to preserving women’s historic achievements.

Radioactivity still cause for concern at this urban explorer's paradise.

An academy where anyone can train in the exciting acrobatic sports of parkour and freerunning.

This (occupied) house is 10 feet wide and full of spite.

Graffiti-covered ruins that were once part of a farm owned by a mental hospital.

Semi-recognized center of the world, with many oddities.

A visionary, futuristic sculpture in Los Angeles that never met its extraterrestrial potential.

The tragedy of the Japanese internment camps is remembered here by a stark "Soul Consoling Tower."

The sun acts as a key that only fits this giant keyhole twice a year.

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

No one's quite sure why there's a metal megaphone bolted on two rocks in the middle of the Mojave Desert.

Celebrating the transformation of trash into objects of beauty.

An offbeat angle on the ocean viewed through an antiquated lens.

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

Secret US military film studio in the Hollywood Hills.