This roadside wonder is as mysterious as it is beloved.

A parade of antique steeds offers a quirky ride through history.

Thousands of American timepieces on display in the former clock-making capital of the country.

A small museum packed with specimens from important fossil sites and minerals from historical pegmatite quarries.

The gravestone of an eccentric Connecticut doctor features dinosaur tracks and a pair of fossil tree casts.

The ruins of an abandoned 18th-century town that is slowly being reclaimed by the forest.

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

Inside a state forest, the forgotten remains of a Cold War defensive installation.

A seasonal movie monster museum featuring wax creations by a relative of one of the original Universal Studios monsters.

An abandoned Victorian-era mill in the middle of modern Manchester.

An abandoned Depression-era zoo hidden just off the highway.

More than a century of radio history is told in these displays.

The final resting place of one member of the Amistad slave revolt who never made it back home.

Now home to hardy plants, these sand and gravel dunes once held back a massive prehistoric lake.

This lovely hilltop tower was specifically built to withstand 100 MPH winds.

The ancient past meets the retro-future at these dinosaur tracks that are protected by a geodesic dome.

These etchings reveal the history of a long-gone quarantine site.

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

Sand dunes from a glacial lake are preserved in this woodland park.

An overgrown and abandoned tuberculosis ward resides in the midst of a quaint modern neighborhood.

Memorial to one of the most fatal fires in both circus and U.S. history.

This sculpture commemorates the first instance of an American president pardoning a turkey.

The tragic tale of the dentist who pioneered the use of anesthesia.

An actual piece of the Moon, brought down to Earth by Apollo 15.