Colorful clay cliffs tower over an unofficial nudist beach on Martha's Vineyard.

The filming location of a shark attack in Steven Spielberg's famous shark movie.

This railroad tunnel was once the longest in Massachusetts.

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

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

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

Over fifty whirling pools left by the glacial age.

One of the most scenic falls in Massachusetts has a history of death and grim legend.

A beautiful Victorian-era cemetery, complete with a miniature village.

An eccentric inventor's castle home with its own indoor weather system.

The only structure left with direct ties to the Salem witchcraft trials of 1692.

The kind of mixed-up place that drives archaeologists crazy.

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

The remnants of a 19th-century ironmaking complex hidden in the woods of Connecticut.

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

New Preston and Kent, Connecticut - where Friday the 13th, Part 2 was filmed.

A miniature village lies nearly forgotten in the forest by the side of a major highway.

The cave where two British judges hid in exile after sentencing the king to death.

Connecticut grave of the woman responsible for the Winchester Mystery House in California.

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

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

A few stone foundations and an old graveyard are all that is left of this once thriving settlement in the wilds of Connecticut.

A famed data visualizer's personal sculpture garden is a landscape of modern and megalithic wonders.

The once abandoned ruins of a Victorian beachside amusement park are now back in working order.