It should come as no surprise that the best view of the Hollywood sign is from Batman's lair.

High on a hill overlooking Los Angeles lives a world famous, high power conical Tesla Coil.

Remants of foundations, streets, and streetcar tracks inhabit the cliffs where a landslide occurred in 1929.

A peculiar mansion built by the troubled heir to the Winchester Rifle Company fortune.

Standing in a state of "arrested decay," this ghost town allows for a detailed peek into Gold Rush life in an unusually harsh climate.

Abandoned anti-ballistic missile base.

Abandoned Air Force base that has fallen into disrepair.

A strange house built only at night, with rumored mystic inspiration.

Secret Manor, a house full of legends, the least of which is the haunting of long-deceased ladies of pleasure.

The liveliest ghost town in the state.

Another of California's unused Cold War missile defense complexes has become a graffiti gallery.

The "Fun Spot of the Desert" is now a haunting ruin, and a reminder that putting a water park in a desert is a bad idea.

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

An abandoned 1920s-era stretch of cabins now overshadowed by the 66 Motel.

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

A long-vacant Scottish Rite temple in Hollywood has been converted into an art museum filled with Masonic relics.

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

Before it was abandoned and left to rust alongside the road, this riverboat starred in a John Wayne movie.

Salt is slowly eating away this abandoned saltworks town in the desert.

An abandoned Cold War missile radar site.

This stately structure has been abandoned for half a century.

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

Minnesota's oldest and deepest mine is now an underground physics laboratory.

A hyper-luxurious, 12,000- square foot home might be buried beneath Queens, still waiting to protect you from nuclear missiles.