This enormous abandoned factory is now a makeshift graffiti gallery.

137 graves holding New England's earliest residents.

This Gothic castle was inspired by Erik the Red's Viking residence at Brattahlid in Greenland.

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

This bridge was the birthplace of a unit of measurement based on a fraternity joke.

The largest body of water in Massachusetts annihilated four small towns just to slake Boston's thirst.

The only certified Trappist brewery outside of Europe hides in the central Massachusetts hills.

The Burnside Fountain and its questionable interpretation.

A lighthouse on a diminutive island was one of the first of its kind to guide seamen home.

The hill that gave the Massachusett tribe, and later the state, its name.

Welcome sign announcing Haverhill, MA, as the birthplace of horror rocker/artist/director Rob Zombie.

This dam in the woods, built by Henry Ford with only manpower and oxen, holds no water and serves no purpose.

This massive boulder is inscribed with the story of a sensational hostage negotiation dating back to Colonial times.

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

Where Eunice Williams was murdered by natives, and where locals say her ghost still haunts.

Civil War Fort on an island in the Boston Harbor.

At the supposed instruction of Ben Franklin and Socrates, a Spiritualist believer intended to birth a mechanical messiah here.

One of the indelible moments of the American Revolution took place at this location.

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

Hut with supplies for shipwreck survivors.

Like stepping into a spooky fairy-tale, this shop carries the dark ideas of artists and other makers.

A coastal rock outcrop with mysterious inscriptions variously attributed to Native Americans, Portuguese, Phoenicians, Norse, and more.

One man’s hobby is another man’s world of metal wonders.

This massive tea kettle was once a promotional stunt for the Oriental Teashop.