This public space is speckled with the eerie remnants of a defunct amusement park.

Chicago's North Park Village was once the largest municipal sanatorium in the country.

Spend the night in this former asylum for the incurably insane, which claims to be one of the most haunted places in the United States.

Wisconsin's most celebrated export gets the royal treatment on I-94.

Decades after testing the polio vaccine on unwitting patients, this historic mental hospital sits in ruin.

Once part of an extensive network of fire towers, this is one of the few remaining in this Wisconsin forest.

This former maximum-security prison is creepy, sobering, and supposedly haunted.

A failed utopian experiment for British expats in the American South is now a Victorian village frozen in time.

This former tuberculosis treatment facility now stands at the center of a public park.

This posh mansion began as a family's estate and ended as the site of a murder ripped from the pages of a pulp novel.

The oldest continuously-operating tavern in Wisconsin used a clever loophole to serve alcohol during Prohibition.

This pebble beach is so beautiful that taking its rocks is against the law.

This abandoned psychiatric hospital once housed more than 4,000 patients in the middle of a quaint New England town.

Ruins of a historic medical facility sits eerily by the water.

The world's largest collection of the world's largest objects is in one small Illinois town.

The maximum security facility was once thought to have "the bloodiest 47 acres in America."

The preserved remains of the former Milwaukee County Hospital for the Insane are hidden in the wooded grounds of County Park.

Once a speakeasy operated by Al Capone, this Milwaukee cigar bar is now a haven for ghost hunters.

A quiet memorial marks the spot where the victims of the Salem Witch Trials were executed.

Statue in Salem of the woman who starred as the witch Samantha in the sitcom "Bewitched."

A simple but powerful tribute to the 20 victims of the 1692 witch trials.

Locals place their offerings on this nightmarish gnarled tree so the witches won't summon another storm.

This alley in downtown Chicago held the bodies of over 600 people after the fateful Iroquois Theatre fire.

This memorial plaque remembers a strangely shallow maritime disaster known as "Chicago's Titanic."