A toxic ghost town sitting atop a massive coal fire.

This derelict building used to house infirm Freemasons, their widows, and orphans.

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

An old abandoned mining town in The Adirondacks where Theodore Roosevelt first learned of the shooting of President William McKinley.

A once grand hotel is being retaken by the wilderness it once capitalized on.

The Hudson River School comes alive at this palatial estate.

This once luxurious Catskills resort is now a haunting ruin.

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

This former theme park in New York's Adirondack Mountains fell into ruin before being resurrected as a state-run campground

The abandoned husk of a mental institution that failed to save a Jazz Age icon still sits nearly unchanged.