There’s a secret bunker inside the Brooklyn Bridge, but the city won’t say where.

This former small town was destroyed not by the motor oil it sprayed the ground with but by the toxic waste that was added.

This large collection of tiny things revels in the art of fine machinery well made.

Not truly a ship nor a building, the Navy's first and last "landship" is now abandoned due to clerical issues.

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

Historic funicular railway, believed to be the shortest railroad in the world.

Space program, pneumatics and more, bits and pieces, for movie sets or the common man.

In the days before HD projectors and IMAX, some of the most powerful projectors belonged to planetariums.

Nationwide network of co-ownership underground catastrophe shelters.

Where NASA's satellites and rovers phone home.

All of the 20 occupied houses in this mostly abandoned town feature some curious display of junk art.

Experience a charming 1930's version of "infotainment."

Originally built as a promotional giveaway, this suburban house was designed to be an IRL version of the Simpson home.

A new kind of theme park for adults off the Las Vegas Strip.

Despite its name, this route in southern Utah offers a heavenly day trip.

This museum started as a collection of Manhattan Projects and continues to add exhibits as they are declassified.

The site of a strange super top-secret military experiment during WWII on a remote Canadian lake.

The remains of the worst maritime disaster in the history of the "Graveyard of the Pacific."

The wreckage still sits at the exact spot the plane crash-landed in 1945, carrying 1,000 pounds of explosives.

The stunning remnants of this wreck emerge from an otherworldly backdrop of rainforests.

From mining complex to industrial exhibition, this museum once played a major part in the X-Files.

Hauntingly beautiful totem poles left by the Haida.

A floating McDonald's built for Expo '86 is now a derelict relic on Burrard Inlet.

This Art Deco masterpiece has stood in for some of the most famous buildings in comic book history.