America's oldest archaeological site or a muddled case of wishful thinking.

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

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

Unlike other abandoned asylums this empty institution welcomes visitors, just don't go in the buildings.

The ruins of a Massachusetts prison farm can still be found crumbling the woods of a state park.