If astronomy had a ghost, it would look like this observatory.

The antique hotel still has a jail in the basement, though the cockfighting ring is long gone.

Despite violent work crews and massive delays this abandoned canal tunnel was built to last into the modern day.

With 3,000 bikes on display, the world's largest bicycle museum includes some famous rarities.

Staves, storm-calling, and of course, necropants.

One of the largest fleets of armored vehicles in the world, sitting out in the California desert.

Machinery left over from California's once thriving mercury industry now attracts artists and explorers.

The first attack on the continental U.S. during WWII occurred off the coast of a quiet California golf course.

Washington's top-secret Cold War-era doomsday communications tower is located in a small neighborhood park.

Rusting away on the edge of New Jersey are the remains of a Cold War missile launch site.

Last remaining nuclear missile base in Ukraine.

Launch site for nuclear war against Western Europe.

The most isolated mailbox in America lets desert travelers record their passing.

On the outskirts of a desert trading village high on the Andean plain, steel giants have been destroyed by salt winds.