This headstone-like marker inscribed with three words has been an utter mystery for over a century.

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

Founded by the famed children's book artist, this museum spreads an appreciation of the arts through picture books.

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.

Impossibly life-like natural history models created out of glass by a father and son.

This is the house that spite built.

The macabre graffiti spectacle in a quarry in a Massachusetts forest reservation.

Home to the Titanic Historical Society's collection.

An alley way dedicated to graffiti and street art is a constantly changing street gallery.

A spooky and decrepit mental health facility is slowly being replaced with newer digs.

It's not a typo, now say it five times fast!

From economic backbone of a community to deadly diving hole, these former stone quarries are now a park for rock climbers and graffiti artists.

This railroad tunnel was once the longest in Massachusetts.

Trash escaped from a landfill to fill beaches with all kinds of treasure.

A cave dug by a man directed by ghosts to find pirate treasure.

Eclectic collections, artwork, and some feline friends fill the writer's former home.

Berthed at the Charlestown Navy Yard in Boston, "Old Ironsides" is the oldest commissioned warship still afloat.

Life-size bronzes of the Grinch, Cat in the Hat, Yertle the Turtle, Sam-I-Am, and the Lorax—and the author himself.

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

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

No one really knows how these old hobby horses got here, but the herd keeps growing.

A museum dedicated to the quirky and colorful world created by Springfield's favorite son.