Underground tunnels remain beneath this abandoned mental asylum.

These Benedictine nuns have been making artisanal cheeses since before it was cool.

137 graves holding New England's earliest residents.

Made of bronze and wearing a blue gown, this lady sat in the same location in the Yantic Cemetery for more than 119 years.

A few stone foundations and an old graveyard are all that is left of this once thriving settlement in the wilds of Connecticut.

The oldest place in Hartford is a cemetery with thousands of bodies stacked beneath the grass.

The ruins of an abandoned 18th-century town that is slowly being reclaimed by the forest.

One of the earliest graveyards in the region.

The oldest still-operating tavern in the United States was once owned by a pirate.

The "possessed" house that inspired "The Haunting in Connecticut" book and movie.

An eccentric inventor's castle home with its own indoor weather system.

The inspiration for H.P. Lovecraft's horror stories and Batman's Arkham Asylum is now a condominium complex.

This historic graveyard monument is dedicated to a tragic victim of witch trial hysteria.

Located just behind a quiet residential neighborhood, this is ground zero for the Salem witchcraft hysteria of 1692.

Soaring over the Niagara Whirlpool since 1916.

Western New York's largest independent bookstore doubles as a historical repository of all things Niagara Falls.

Town full of spiritualists, some of whom are mediums, is still in full swing after 130 years.

The Fox Sisters, America's leading mediums in the mid-19th century, possessed a table they claimed helped them "communicate" with the dead.

The final resting place of New England's last "vampire."

A simple Colonial home with a past haunted by death and madness.

The largest ancient burial mound in Ohio.

Remnants of 19th century vigilante justice.

You can walk through the first Boeing Air Force One, which famously carried JFK's casket from Dallas back to D.C.

A real flying saucer, contracted by the U.S. Air Force.