The world's largest piece of copyrighted artwork.

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

This beautiful architectural gem was the first waste treatment facility in Boston.

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

A memorial dedicated to victims of the Irish Potato Famine who perished while quarantined on this island.

Second largest wastewater treatment plant in the country.

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

A war memorial that appears to ascend from its forested setting.

A monument to the Mohawk people stands along an old Native American trade route.

The place where travelers of the Mohawk Trail forded the Deerfield River rather than pay the toll at the turnpike bridge.

Over 50 whirling pools left behind from the glacial age.

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

A rock outcropping left by a glacier that made itself useful throughout the centuries.

Stay at this storybook estate, featuring Sir Henry Hudson Kitson's masterpiece "Gingerbread House."

This abandoned neighborhood is now a park filled with beautiful trees, wildflowers, and hints of its past.

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.

Resonating tubes make music from highway overpass.

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

The site of the Andover Witch Hunts, which ended with more witch accusations and arrests than Salem.

A work of art that pays homage to a Victorian timepiece in Providence.

One of the oldest cemeteries in Vermont is the final resting place of soldiers, politicians, and a famous author.

Locals say Williams's ghost still haunts the place where she was murdered.

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

Books you don’t need in a place you can’t find.