A former mental hospital founded in the 1930s by a eugenicist who advocated for the forced sterilization of patients.

This once-palatial plantation may have been the site where a draft of the Declaration of Independence was written.

This museum devoted to the gothic author holds such interesting ephemera as his socks and walking stick.

Outsider art meets paleontology at this roadside reptile repository.

The remains of a failed attempt at medieval nerdery are hidden deep in the woods of Virginia.

This abandoned train tunnel has been the subject of countless ghost stories for years.

One of the few surviving examples of the first lock and dam system built on the Ohio River.

The last holdout of a pre-Civil War rebel who took the matter of slavery into his own hands.

Take a steam-powered ride straight out of the past on this Appalachian rail line.

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

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

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

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

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

The remains of the first public diamond mine in Arkansas.

This historic bridge has weathered fires and floods and still stands, now abandoned, where it has stood since 1874.

An abandoned early-20th-century boomtown sits within the Calico Rock city limits.

The legend of a local monster still haunts this small town.

An ever-growing collection of rare and strange objects owned by local Arkansas illusionist Maxwell Blade.

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

The only diamond mine in the world where you can keep what you find.

This limestone outcropping was once a ceremonial site for ancient Native Americans.

An abandoned town is hidden in Great Smoky Mountains National Park.

This large cave is a summer home to thousands of bats and has a rich history dating back to prehistoric times.