Community bookshelf of 25-foot-tall book spines.

This abandoned prison castle has become an imposing gallery of graffiti art.

The history of the treatment of mental illness, illustrated in all its gory detail, and housed in an asylum.

America's oldest archaeological site or a muddled case of wishful thinking.

Ruins of the elaborate house where the enigmatic costume designer threw glamorous parties for New York's theatrical elite.

This lakeside tower is the third attempt at getting a tourist destination to stick on the spot.

A careful eye can find hundreds of dinosaur tracks running along the Connecticut River.

An interesting decoration on this historic site, this weathervane comes with as many legends as it does questions.

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

Historic Hull Street was actually the first street with a proper name in the Boston area.

A former waterfront market is now in the center of town due to some interesting Boston engineering.

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

On a former island, this old fortification once used to protect the Boston Area and started Edgar Allan Poe in his military career.

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

The homestead of American patriot John Adams.

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

Mrs. Mallard and her brood are a beloved fixture in Boston Public Garden.

Ice cream stand, snack bar, and time capsule of milk conveyance.

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

An old trolley bridge was converted into a breathtaking garden bursting with colorful flowers.

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

Inspiring Herman Melville and Henry David Thoreau, Mount Greylock in western Massachusetts is the highest point in the state at 3,491 feet above sea level.

The American Revolution was galvanized into serious action due to the tragic clash with British soldiers that occurred at this location.

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