The Atlantis of Cape Cod reemerges during the lowest of tides.

A steampunk wonderland that preserves America's history of industrial innovation.

Rising 30 feet in the air atop Quarry Hill, the Old Powder House is the oldest stone building in the state of Massachusetts.

Hut with supplies for shipwreck survivors.

This tall Massachusetts folly got its name thanks to all of the purple prose its vistas inspired.

This cemetery served as the only official burial grounds in Cambridge for nearly 200 years.

One philanthropist's extensive collection of knick-knacks and curiosities is now a public museum of oddity.

The first bell ever cast in Boston was cast by Paul Revere...and sounded terrible.

This picturesque abandoned home is rumored to be a spite house.

The site of the first "historically true" UFO encounter in the U.S.

This roadside attraction attracts kids with dinosaurs before blindsiding them with geology.

The sprawling, eccentric estate of Ames and Ames, a brilliant botanist, and a genius inventor and artist.

Overgrown ruins of a turn of the century island fort that sees very few visitors.

Naturally formed white marble arch housed in an abandoned marble quarry from the 1800s.

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

This giant Boston statue of Mary is standing on a globe to show her power over the universe.

Resonating tubes make music from highway overpass.

Painstakingly built dioramas sit unnoticed in a Boston office building.

A mysterious collection of stones stand outside a small New England town.

This is the house that spite built.

"Mock all and sundry things, but leave the saints alone."

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

Beautiful steampunk ghosts of early Massachusetts.

35,000 grape hyacinths flow like water down a garden hill.