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

Seemingly grown on some other world, these New Mexico rock formations look like a disused science fiction set.

A former electrical substation is now home to an eccentric junk art masterpiece.

The superstar of Cold War nuclear bunkers has been featured in countless films but is now barely operational.

This southwestern historic site was designed and built by an artist who wanted his work to "feel at home."

Adobe ruins punctuate the beauty of an 800 foot canyon carved by the Canadian River.

The final remnant of the Arkansas zinc industry is this historically protected ghost town.

This museum showcases the history and contributions of the U.S. Army to the medical industry, both on the battlefield and off.

A mother's mourning for her lost son is remembered in this small park embedded with his memory.

This grimly-titled Texas cemetery is all that remains of a Wild West settlement with possibly the worst name.

The scene of one of the darkest moments in American labor history has been left essentially untouched since the tragedy.

The house where the famed outlaw was shot by a dirty coward is now a museum to the criminal's legacy.

This pristinely abandoned filling station on the edge of a graveyard is populated solely by unsettling mannequins.

This abandoned prison castle has become an imposing gallery of graffiti art.

This statue of an obscure comic strip hero stands as a tribute to patriotic service and a cautionary tale about embracing fads.

The haunted reputation of these abandoned Colorado train tunnels is probably not helped by the terrifying spiked fence.

A crumbling staircase in upper Manhattan is all that remains of one of the most important sites in sports history.

Developers built a Walmart around one family's plot and constructed a mausoleum in the parking lot.

The remains of a historic plantation nestled in between a parking lot and the rental car return at Reagan National Airport.

The old Route 66 town straddling Texas and New Mexico died along with the Main Street of America.

A tiny monument to the unsuccessful attempt by Thomas Jefferson to place the prime meridian in Washington.

The world's second largest rocking chair is found on Route 66 in Cuba... Missouri.

The moving metal works of one troubled artist can still be viewed on his front lawn... for now.

These elevated trucks were put in place as a middle finger to The Man, but are now considered folk art.