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

A toxic ghost town sitting atop a massive coal fire.

World's first "penitentiary," meant to be humane, drove men insane.

A Civil War Museum with some notable medical antiques.

Once home to seven different roller coasters, Glen Echo has undergone many transformations since its founding in 1891.

Largest Roman Catholic church in North America.

The United States Capitol's former columns still stand.

Remnants of a storybook amusement park hidden behind a strip mall.

A museum dedicated to exhibiting remarkable outsider art.

The haunting "Hell House Altar" is one of the few remnants of an abandoned college that has been a magnet for local legends.

The man who first patented the Ouija board rests in peace beneath a headstone that playfully reflects that achievement.

A local farm's collection of unusual structures from a now defunct storybook amusement park.

Two mammoth statues inspired by equally tall tales lure tourists to this roadside attraction.