This stunning sea creature-shaped home blends into the landscape like a fantasy villa.

A forsaken wonder in the middle of the East Side neighborhood.

Beautiful Victorian buildings from L.A.'s forgotten architectural past.

The abandoned train depot now doubles as a well-placed rest stop for those who take the road less traveled.

A bit of retro transportation flair preserved in the world's largest department store.

The site of murders and Satanic cult gatherings.

The last Americana on Route 66.

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

This unlicensed collection of fast-food memorabilia sits on the site of the first ever McDonald's restaurant.

A dry lake is what remains of a community founded on a real estate scam.

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

Fans of the spicy bright-red sauce can tour where it's made.

It was once the base for a series of domestic terror attacks.

This iconic L.A. bookshop is housed in an abandoned bank—both symbolic and chic.

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.

The now-abandoned tunnels were built for the transcontinental railroad on the route where the first wagon train entered California.

Dozens of lights dangle from the branches of what may be the brightest tree in Los Angeles.

During the Industrial Revolution this “Temple of Invention” was full of intricate miniature machines and gadgets.

This golfball sized platinum iridium cylinder is the official starting point for all national weight calibrations

Walk a trail through a historic Quaker town that outlawed slavery in 1777 and was a major waypoint on the Underground Railroad.

This fort down the Potomac from Washington, D.C. was once the only defensive fort protecting the capital.

The final resting place of the tragic king and queen of the Jazz Age is tucked away in a small Maryland graveyard.

Dogs, cats, horses, monkeys, frogs, and fish are laid to rest at the second-oldest pet cemetery in the U.S.