This tribute to the founding father of the American dictionary originally contained a spelling error.

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

This "thrice-cursed" island is allegedly home to Captain Kidd's lost treasure.

A reliquary of pop culture marvels, including the world's largest (and most terrifying) Jack-in-the-Box.

This abandoned psychiatric hospital once housed more than 4,000 patients in the middle of a quaint New England town.

After decades of neglect, a brutalist icon is getting new life as an eco-friendly hotel.

The boulder on which Alexander Hamilton laid his head after a deadly duel can still be visited on the New Jersey coast.

This historic mini-suspension bridge was swept away once but is now here to stay.

Send a postcard while vacationing with Satan.

One of corporate America's best-kept secrets is also one of the most publicly displayed.

It looks like a whale, it's part of Yale, and it's best-known by a nickname you can probably work out for yourself.

This strangely amalgamated museum explores the history of the Timex clock company as well as archaeology.

Amazing views of Long Island Sound can be seen from this mountaintop tower.

A religious-themed park filled with folk art to bring biblical stories to life that fell into disrepair and now being restored.

This historic park site contains the last remnants of a once bustling canal system.