An abandoned theme park with a strange and tumultuous past.

The world's longest known cave system.

This rural community has attracted both scientists and techno-refugees due to its federally-mandated lack of technology.

Despite its lavish ornamentation, and wholesome lifestyle of its devotees, this mountain commune has faced its share of issues.

An abandoned 1920s school with a mysterious history.

This abandoned dream castle and its cemetery look out over the city that once inspired their creation.

America's post-nuclear-attack chambers of Congress.

This abandoned school has had many lives since the early 1900s, and all of them doomed.

Home of a 28-foot tall stalagmite known as the War Club.

Beyond the usual stories that attend old prisons, this one has deep bloody undercurrents.

A particularly creepy abandoned hospital that sparks interest for lovers of the supernatural.

Once connected to the outside world by a single train track, this ghost town is looked after by the National Park Service.

The "mysteries" of this quintessential roadside oddity were almost destroyed by neglect but were saved by fans of kitschy wonder.

A small storefront museum explores the history and myth of West Virginia's famous urban legend.

The museum calls itself the "National Museum of the Paranormal" and is full of eerie oddities.

This abandoned amusement park was built on a site with a dark history.