An innovative local park built from an abandoned sewage treatment plant.

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

A downtown park built on top of unclaimed graves.

While comics are the main attraction at this megastore, the second floor plays host to an exhibit fit for a museum.

One woman's UFO-themed campground, complete with self-built energy vortexes, UFO-themed weddings, and magic bushes.

The highest bridge in America was built for an almost unnervingly small amount of money.

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

Strange red rock formations that have been attributed to a higher power for hundreds of years.

A breathtaking array of ancient Pueblo structures and artifacts counterintuitively preserved by neglect.

The ancient dwellings of the Puebloans, located in the cliffs of majestic mesas.

Devilish landscape, once cinema home to giant alien bugs, now derelict roadside attraction.

A technicolor place of worship for Elevationists.

The largest wooden building in the world now houses a fascinating collection of aircraft.

The eerie remnants of an ancient forest were hidden under the sand for centuries.

A massive sea stack famous for its appearance in The Goonies.

100-year-old shipwreck you can walk up to at low tide.

A psychedelic labyrinth on the San Francisco bay.

A 1940s nuclear reactor built to produce plutonium for the Manhattan Project.

Nuclear reactor created the plutonium used on Nagasaki.

An abandoned 19th-century hospital now swirling in ghost stories.

The century-old remains of an abandoned farm town in eastern Washington.

This Cold War missile launch site has been abandoned for 40 years.

Browse through roughly 130,000 titles in the world's largest independent video rental store.

The site of the Wellington avalanche, one of the America's worst railroad disasters.