One of the most scenic falls in Massachusetts has a history of death and grim legend.

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

Reclaimed by nature, the ruins of Doodletown, New York are remnants of a town consumed by a state park.

An abandoned dollhouse factory.

The only intersection in America where the buildings on all four corners were built pre-Revolutionary War.

The life of one of FDR's possible mistresses is preserved in her palatial Hudson Valley mansion.

Collapsing castle on the Hudson river was once the storage site of military surplus business.

100 massive sculptures in the Hudson River Valley.

An unassuming island in the middle of the Hudson that hosts campers, including Aleister Crowley.

"A hideous albatross in the Hudson River Valley."

This abandoned cemetery is crumbling into ruin, exposing the artifacts and bodies buried there.

This mouldering abandoned mental hospital was once a center for progressive healing.

The rustic think-space of famed naturalist John Burroughs stands exactly as he left it.

This old cement mine has been used as everything from a mushroom farm to a recording studio.

The oldest continuously inhabited street in America.

"Gnome Chomsky" was once the largest gnome in the world, but is now simply tall for his kind.

This stone gatehouse was once the entrance to a historic mountain resort, and it had a cameo in a cheesy cult horror movie.