American revolutionaries and British soldiers alike are buried here in the fourth-ever cemetery in Boston.

This peaceful Massachusetts graveyard was one of the first "garden-style" cemeteries in America.

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

A beautiful Victorian-era cemetery, complete with a miniature village.

The second oldest Jewish graveyard in the U.S. is tiny, with connections to George Washington and Henry Wadsworth Longfellow.

The widow of Benjamin Franklin's brother became the first female newspaper editor in the United States.

The final resting place of a free Black soldier who played a pivotal role in the Battle of Bunker Hill.

This historic Rhode Island mini-cemetery features a number of headstones run through with mysterious holes.

This stone tower in a small town's graveyard looks as though it would be more at home in a fairy tale.

Only a shrine remains at the site of the catastrophic nightclub inferno that killed 100 Great White fans.

The once-abandoned 140-year-old hotel used in the movie "In Dreams."

A once-booming railroad left abandoned next to the Quinnipiac River marshes now intersects with a hiking trail.

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

This abandoned radar station from the Cold War era now only broadcasts a seriously ominous air of isolation.

An iconic steel and chrome diner from the 1940s left empty for nearly 20 years is in danger of being demolished.

An abandoned 146-acre summer resort slowly being reclaimed by nature.

Inside a state forest, the forgotten remains of a Cold War defensive installation.

This picturesque Victorian ghost town was once a thriving mill community.

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

An abandoned Victorian-era mill in the middle of modern Manchester.

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

The former locus of Boston's high culture has been shuttered and buried for over 70 years.

Run by a eugenics advocate, this aging institution conducted secret radiation experiments sponsored by Quaker Oats.

No one really knows how these old hobby horses got here, but the herd keeps growing.