A gravestone marks where a man's lost limb was laid to rest.

This small stone chapel is a hidden gem just outside the University of New Hampshire campus.

Maybe the only missile installed in a public park, this Cold War leftover was one of the first to carry a nuclear warhead.

Once the future of underwater combat, this old sub is now open for visitors to muck around in.

Restaurant in a 1741 farmhouse that touts the story of its haunting on its menus.

A short nature trail winds through the greatest works of poet Robert Frost.

A former zoo turned public park, where visitors can hang out in the old animal cages.

Even Henry David Thoreau found this glacial pothole irresistible.

Abandoned silver mine strewn with wrecked and twisted structures.

This Colorado hiking trail provides a small gold mine of abandoned gold mines.

Despite being one of the most photographed vistas in the Rockies these twin peaks are rightfully known as the "Deadly Bells."

The superstar of Cold War nuclear bunkers has been featured in countless films but is now barely operational.

This "zoo" is a cross between a junkyard and a sculpture garden, featuring animals you won't see anywhere else.

Strange red rock formations that have been attributed to a higher power for hundreds of years.

The largest self-built castle in the U.S., six decades in the making.

A breathtaking array of ancient Pueblo structures and artifacts counterintuitively preserved by neglect.

Paranormal experiences in this hotel's room 217 led Stephen King to write "The Shining."

The ancient dwellings of the Puebloans, located in the cliffs of majestic mesas.

Wondrous sandstone hoodoos where Native Americans collected clay for pottery, 9,000 years ago.

An abandoned Depression-era zoo hidden just off the highway.

Holding multiple historical boats and an entire 19th century village, this New England attraction is the largest maritime museum in the world.

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

The world's largest indoor go-kart racetrack is hiding in Connecticut.

The graves of a Connecticut family thought to have been plagued by a vampire.