The highest bridge in America was built for an almost unnervingly small amount of money.

A beautiful geyser under environmental threat.

In all of the 29 years it was in operation, no prisoners ever escaped successfully... or so they claim.

The only remaining place where you can play this century-old game for cash.

Whimsical cookie-themed plaques mark the birthplace of the Fig Newton.

These three lighthouses played a fundamental role in the maritime life of Eastham.

Site of a famous 19th-century transcendentalist utopian community, now abandoned.

This evocatively named natural crevasse was created by a torrent of water that smashed right through a granite deposit.

This mysterious artificial cave has long puzzled New Englanders.

This historic cemetery is filled with markers that look more like candy than was likely intended.

Stepping away from the glitz of mobsters and casinos to learn about the other history of Vegas.

Back in 1952, you could get a mushroom cloud chaser with your atomic cocktail.

The largest man-made crater in the U.S. marks the spot where we once tested mining with nukes.

A picture-perfect town, perfect for blowing up.

This tower pays homage to a legendary Viking fort established in Massachusetts that never really existed.

Two thousand artifacts from around the world collected by one woman who loved to travel.

The massive, original Colgate Clock is mounted on a defunct factory building that was once a prison.

Ironically this massive termite is the mascot for a company that is acclaimed for killing his kind.

A mine fire has been burning under the deserted town since 1962, but this church is still going strong.

This historic hotel invented the chocolate brownie.

Four glass boxes hover over 1,000 feet in the air to give visitors an unparalleled view of Chicago.

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

"We Seceded Where Others Failed."

An icon among Florida's pre-Disney tourist attractions.